- Software Bill of Materials
- Regulators and lawmakers step in
- Software Bill of Materials
- SBOM standards
- Software identification
- Software identification
- Software identification
- What can go into an SBOM?
- The Minimum Elements For a Software Bill of Materials (SBOM)
- What can we use SBOMs for?
- Component inventory
- Identify known vulnerabilities
- Verify Integrity
- Verify Authenticity
- Verify License compliance
- Describe software assembly
- Describe dependency graph
- Describe component Provenance
- Describe component Pedigree
- Packaging & Distribution details
- Composition completeness
- Vulnerability remediation
- Vulnerability exploitability
- Security advisories
- And more…
- Are SBOMs supported on CPAN?
- Are SBOMs supported on CPAN?
- Are SBOMs supported on CPAN?
comment: # (…or by running the Makefile with “make”) comment: # (mdslides can be installed from https://github.com/dadoomer/markdown-slides/) comment: # (diagram was made on https://dreampuf.github.io/GraphvizOnline/ using media/CPAN-deps-1.dot as input)
comment: # (width: “960”) comment: # (height: “700”) comment: # (help: true) comment: # (progress: true) comment: # (controlsBackArrows: “true”)
Software Bill of Materials
(in the Perl/CPAN world)
Perl & Koha Conference 2023
Note:
Hei!
Welcome to the SBOM talk at PerlKohaCon!
What is & why SBOM?
Imagine…
A serious vulnerability just got announced!
Note:
Imagine an announcement…
A new vulnerability!
(previous examples)
- Heartbleed – OpenSSL, April 2014
- Solarwinds – US Gov’t data breach, March 2020
- Log4Shell – Java logging library, December 2021
Note:
- These are the large well-known ones in recent years.
- There are more, and many that only affect a few of us.
A new vulnerability!
- Do you know if any of your software anywhere in your organization is affected?
A new vulnerability!
- Do you know if any of your software anywhere in your organization is affected?
- Can you quickly show where it is used?
A new vulnerability!
- Do you know if any of your software anywhere in your organization is affected?
- Can you quickly show where it is used?
- Even if it’s in your transitive (indirect) dependencies?
A new vulnerability!
- Do you know if any of your software anywhere in your organization is affected?
- Can you quickly show where it is used?
- Even if it’s in your transitive (indirect) dependencies?
- Even if it’s an Open Source dependency outside your control?
Regulators and lawmakers step in
- US EO 14028 Improving the Nation’s Cybersecurity
- EU NIS2 Directive
- EU Cyber Resilience Act
Note:
- EO 14028
- Executive Order on Improving the Nation’s Cybersecurity
- Issued May 12, 2021
- All federal agencies, businesses or contractors that work with or sell to the US federal government
- NIS2
- Directive (EU) 2022/2555 (NIS2)
- Software used by EU institutions that manage critical infrastructure
- Must be implemented by 17 October 2024
- CRA
- Cyber Resilience Act
- CE certification of software used in and with internet-connected devices
- Must be implemented by July 2025 (estimated)
Keep track of dependencies
- Across language ecosystems
- Independent of source
- With metadata for your security needs
Note:
SBOMs are for keeping track of important information across dependencies
Software Bill of Materials
SBOM standards
- OWASP CycloneDX
-
Software Package Data Exchange (SPDX)
- CPE
- SWID
- PackageURL
Software identification
- CPE – Common Platform Enumeration
- Used in the US Federal National Vulnerability Database
- System::Info by HMBRAND
- Net::NVD by GARU
cpe:2.3:a:cpan:parallel\:\:forkmanager:-:*:*:*:*:*:*:*
Software identification
- SWID – ISO/IEC 19770-2:2015
- Non-free: CHF 187,00
- Nothing on CPAN
Software identification
- PURL – Package URL
- URI::PackageURL by GTD
pkg:cpan/SJN/Acme-Godot@0.1
What can go into an SBOM?
The Minimum Elements For a Software Bill of Materials (SBOM)
Pursuant to Executive Order 14028 on Improving the Nation’s Cybersecurity
July 12, 2021
Note:
US Department of Commerce published a list of minimum required fields in an SBOM
Data Field | SBOM | CPAN |
---|---|---|
Supplier Name | yes | yes |
Component Name | yes | yes |
Version of the Component | yes | yes |
Other Unique Identifiers | yes | no |
Dependency Relationship | yes | yes |
Author of SBOM Data | yes | no |
Time-stamp | yes | no |
What can we use SBOMs for?
Component inventory
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"name": "acme-library",
"version": "1.0.0"
}
]
}
Identify known vulnerabilities
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "application",
"name": "Acme Application",
"version": "9.1.1",
"cpe": "cpe:/a:acme:application:9.1.1",
"swid": {
"tagId": "swidgen-242eb18a-503e-ca37-393b-cf156ef09691_9.1.1",
"name": "Acme Application",
"version": "9.1.1",
"text": {
"contentType": "text/xml",
"encoding": "base64",
"content": "PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiID8+CjxTb2Z0d2FyZUlkZW50aXR5IHhtbDpsYW5nPSJFTiIgbmFtZT0iQWNtZSBBcHBsaWNhdGlvbiIgdmVyc2lvbj0iOS4xLjEiIAogdmVyc2lvblNjaGVtZT0ibXVsdGlwYXJ0bnVtZXJpYyIgCiB0YWdJZD0ic3dpZGdlbi1iNTk1MWFjOS00MmMwLWYzODItM2YxZS1iYzdhMmE0NDk3Y2JfOS4xLjEiIAogeG1sbnM9Imh0dHA6Ly9zdGFuZGFyZHMuaXNvLm9yZy9pc28vMTk3NzAvLTIvMjAxNS9zY2hlbWEueHNkIj4gCiB4bWxuczp4c2k9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hLWluc3RhbmNlIiAKIHhzaTpzY2hlbWFMb2NhdGlvbj0iaHR0cDovL3N0YW5kYXJkcy5pc28ub3JnL2lzby8xOTc3MC8tMi8yMDE1LWN1cnJlbnQvc2NoZW1hLnhzZCBzY2hlbWEueHNkIiA+CiAgPE1ldGEgZ2VuZXJhdG9yPSJTV0lEIFRhZyBPbmxpbmUgR2VuZXJhdG9yIHYwLjEiIC8+IAogIDxFbnRpdHkgbmFtZT0iQWNtZSwgSW5jLiIgcmVnaWQ9ImV4YW1wbGUuY29tIiByb2xlPSJ0YWdDcmVhdG9yIiAvPiAKPC9Tb2Z0d2FyZUlkZW50aXR5Pg=="
}
}
},
{
"type": "library",
"group": "org.apache.tomcat",
"name": "tomcat-catalina",
"version": "9.0.14",
"purl": "pkg:maven/org.apache.tomcat/tomcat-catalina@9.0.14"
}
]
}
Verify Integrity
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"name": "acme-example",
"version": "1.0.0",
"hashes": [{
"alg": "MD5",
"content": "641b6e166f8b33c5e959e2adcc18b1c7"
},{
"alg": "SHA-1",
"content": "9188560f22e0b73070d2efce670c74af2bdf30af"
},{
"alg": "SHA-256",
"content": "d88bc4e70bfb34d18b5542136639acbb26a8ae2429aa1e47489332fb389cc964"
},{
"alg": "SHA-384",
"content": "d4835048a0f57c74b8fb617d5366ab81376fc92bebe9a93bf24ba7f9da6c9aeeb6179f5d1361f6533211b15f3224cbad"
},{
"alg": "SHA-512",
"content": "74a51ff45e4c11df9ba1f0094282c80489649cb157a75fa337992d2d4592a5a1b8cb4525de8db0ae25233553924d76c36e093ea7fa9df4e5b8b07fd2e074efd6"
},{
"alg": "SHA3-256",
"content": "7478c7cf41c883a04ee89f1813f687886d53fa86f791fff90690c6221e3853aa"
},{
"alg": "SHA3-384",
"content": "a1eea7229716487ad2ebe96b2f997a8408f32f14047994fbcc99b49012cf86c96dbd518e5d57a61b0e57dd37dd0b48f5"
},{
"alg": "SHA3-512",
"content": "7d584825bc1767dfabe7e82b45ccb7a1119b145fa17e76b885e71429c706cef0a3171bc6575b968eec5da56a7966c02fec5402fcee55097ac01d40c550de9d20"
},{
"alg": "BLAKE2b-256",
"content": "d8779633380c050bccf4e733b763ab2abd8ad2db60b517d47fd29bbf76433237"
},{
"alg": "BLAKE2b-384",
"content": "e728ba56c2da995a559a178116c594e8bee4894a79ceb4399d8f479e5563cb1942b85936f646d14170717c576b14db7a"
},{
"alg": "BLAKE2b-512",
"content": "f8ce8d612a6c85c96cf7cebc230f6ddef26e6cedcfbc4a41c766033cc08c6ba097d1470948226807fb2d88d2a2b6fc0ff5e5440e93a603086fdd568bafcd1a9d"
},{
"alg": "BLAKE3",
"content": "26cdc7fb3fd65fc3b621a4ef70bc7d2489d5c19e70c76cf7ec20e538df0047cf"
}]
}
]
}
Verify Authenticity
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [{
"type": "library",
"publisher": "Apache",
"group": "org.apache.tomcat",
"name": "tomcat-catalina",
"version": "9.0.14",
"hashes": [{
"alg": "MD5",
"content": "3942447fac867ae5cdb3229b658f4d48"
},{
"alg": "SHA-1",
"content": "e6b1000b94e835ffd37f4c6dcbdad43f4b48a02a"
},{
"alg": "SHA-256",
"content": "f498a8ff2dd007e29c2074f5e4b01a9a01775c3ff3aeaf6906ea503bc5791b7b"
},{
"alg": "SHA-512",
"content": "e8f33e424f3f4ed6db76a482fde1a5298970e442c531729119e37991884bdffab4f9426b7ee11fccd074eeda0634d71697d6f88a460dce0ac8d627a29f7d1282"
}],
"licenses": [{
"license": {
"id": "Apache-2.0"
}
}],
"purl": "pkg:maven/org.apache.tomcat/tomcat-catalina@9.0.14"
}],
"signature": {
"algorithm": "RS512",
"publicKey": {
"kty": "RSA",
"n": "qOSWbDOGS31lv3aUZVOgqZyLVrKXXRfmxFQxEylcFY_bRqakeY1EYCkvwTkD9kxlLEd_2SSQYWEZZTjYa1EK1SlfyOsKd2eNKjxGtUSSxPkJRvYi_KgVedgp15C5p1Emsd3bKUs5knLebw4k576RxvY69AChXk48u1Pa7_Bicm89Io8JaQaDvSUXWD19j6686EniS6MSqvhsLsgmeS4V0TdKdWvjQIq0wJmPnBtWUy5DJn3glMtbeh_2xuEZ2Dkkjzr5O0W-vJUKVKm_qW2zbgdqP2_XA8LSywrRlZbvuVo_Jq8rWNxRhUDNtI98lXkSJ5hqk0wwXpUGvwjuCSqgZZmnmBCLzWGxbPfgJamnYr8AzudUaXT6PXz0qbAacmTL-ktm1zblDC_kZPfVsiiUzzND02YUS2euGVxIZc95EFlaEpa3MMIpurI-i0VG-SEagN5cURVCOjVysokC2pkKfrd__ThlvS9aywnMO8haNLPC4TEzzIr-KJff4UFYk_vCAsw7K9DjPWYheP1GoBUZbSApVe9HI4dQ6bGY80CEVRmo_LkPyXbX0c-BONyou1NGtlaYaP7eqaC1Z3b-OrZF-Z2BrTFuFnzKA2X5UPaWo77yra9owdcKG-p7FPlU5gHFmcuAQjx_l8nw8P9EhQXVHHiSSbT1iHmBQ1GO6J6bX_s",
"e": "AQAB"
},
"value": "HGIX_ccdIcqmaOpkxDzKH_j0ozSHUAUyBxGpXS_cCi4Qq34jhXxbKD8qu8r-u4EpX1PzChUqytVD36H-shBEzpr-bgvPONFSMUpsp36ILwTSI0YfsQbJIt1wKt-YiMQW2xQUNo6OpOAryLVFr8ZISf0GmnQ1RENH6wVR8XLkbyqYDN-JNoBrEdcbaANKgdsLBMg9h8tfPxS_C229MrnsershcSs7uiYOTx-Xt8T3yEcZLTTbEN9-jn5SJxS2av3oLp_VaC3bSIg65KoFwqQCweujH0csTr6dD2tCGcHE2xMkUtwscyPXK9He_m-LM4REss_MauAJpOHGacmNgN_auDZ97DZmgC4DX46hgXXqnp2qG-x4QCbrjd5ja3R9e5na7jKBROKqVM5IyYE07jHc9c9Jtma9jo90iVSXp0oSJieG8pDD0zD_Mhx_EOj75L8l5qSd9brJn_MyMkeWXob4eMOQmmVQ9t7zAcdtSCSlZh9lNeFxu2sS5FU-1jqrQM_ewSv292dPDVkx-PmBnfuK9ZasNT-_l3RUfUNPfhRCmK1M7g0REusS2c-jgSi0a3QUvXKfCJg8btbku4IDWqWsUcAIzjUFPlNz5Exyb_pkxy2Ah_hwcfTbGHClzCtVLSy6DCqxcBlTKQSKEGPcP4wUV8Oq0uOQkDokb5xYJVZX4VE"
}
}
Verify License compliance
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"group": "com.acme",
"name": "tomcat-catalina",
"version": "9.0.14",
"licenses": [
{
"license": {
"id": "Apache-2.0",
"text": {
"contentType": "text/plain",
"encoding": "base64",
"content": "
                                 Apache License
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},
{
"type": "library",
"group": "org.acme",
"name": "card-verifier",
"version": "1.0.2",
"licenses": [
{
"expression": "EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0"
}
]
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{
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"text": {
"contentType": "text/plain",
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"content": "VGhlIHRleHQgZm9yIHRoZSBFeGFtcGxlLCBJbmMuIENvbW1lcmNpYWwgTGljZW5zZSBnb2VzIGhlcmU="
}
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]
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]
}
Describe software assembly
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "application",
"name": "Acme Commerce Suite",
"version": "2.0.0",
"swid": {
"tagId": "swidgen-cebab27e-da95-213c-8b73-d1d3afcb806f_2.0.0",
"name": "Acme Commerce Suite",
"version": "2.0.0"
},
"components": [
{
"type": "application",
"name": "Acme Storefront Server",
"version": "3.7.0",
"swid": {
"tagId": "swidgen-80d7e827-4031-288b-2313-2781923fe86e_3.7.0",
"name": "Acme Storefront Server",
"version": "3.7.0"
}
},
{
"type": "application",
"name": "Acme Payment Processor",
"version": "3.1.1",
"swid": {
"tagId": "swidgen-ac2f2eec-05c0-907e-3a54-a6782a24885e_3.1.1",
"name": "Acme Payment Processor",
"version": "3.1.1"
}
}
]
},
{
"type": "application",
"name": "Acme Management App",
"version": "2.0.0",
"swid": {
"tagId": "swidgen-8429d5b6-2dbf-0fde-768b-aaab0e5881c8_2.0.0",
"name": "Acme Management App",
"version": "2.0.0"
}
},
{
"type": "application",
"name": "Acme License Utility",
"version": "2.0.0",
"swid": {
"tagId": "swidgen-4332a8dc-13e3-7d44-2f52-0a53f4898995_2.0.0",
"name": "Acme License Utility",
"version": "2.0.0"
}
}
]
}
Describe dependency graph
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"metadata": {
"component": {
"bom-ref": "acme-app",
"type": "application",
"name": "Acme Application",
"version": "9.1.1"
}
},
"components": [
{
"bom-ref": "pkg:maven/org.acme/web-framework@1.0.0",
"type": "library",
"group": "org.acme",
"name": "web-framework",
"version": "1.0.0",
"purl": "pkg:maven/org.acme/web-framework@1.0.0"
},
{
"bom-ref": "pkg:maven/org.acme/persistence@3.1.0",
"type": "library",
"group": "org.acme",
"name": "persistence",
"version": "3.1.0",
"purl": "pkg:maven/org.acme/persistence@3.1.0"
},
{
"bom-ref": "pkg:maven/org.acme/common-util@3.0.0",
"type": "library",
"group": "org.acme",
"name": "common-util",
"version": "3.0.0",
"purl": "pkg:maven/org.acme/common-util@3.0.0"
}
],
"dependencies": [
{
"ref": "acme-app",
"dependsOn": [
"pkg:maven/org.acme/web-framework@1.0.0",
"pkg:maven/org.acme/persistence@3.1.0"
]
},
{
"ref": "pkg:maven/org.acme/web-framework@1.0.0",
"dependsOn": [
"pkg:maven/org.acme/common-util@3.0.0"
]
},
{
"ref": "pkg:maven/org.acme/persistence@3.1.0",
"dependsOn": [
"pkg:maven/org.acme/common-util@3.0.0"
]
},
{
"ref": "pkg:maven/org.acme/common-util@3.0.0",
"dependsOn": []
}
]
}
Describe component Provenance
(origin, history, lineage)
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"supplier": {
"name": "Example, Inc.",
"url": [
"https://example.com",
"https://example.net"
],
"contact": [
{
"name": "Example Support AMER Distribution",
"email": "support@example.com",
"phone": "800-555-1212"
},
{
"name": "Example Support APAC",
"email": "support@apac.example.com"
}
]
},
"author": "Example Development Labs - Alpha Team",
"publisher": "Example Development Labs",
"group": "com.example",
"name": "crypto-library",
"version": "3.0.0",
"swid": {
"tagId": "swidgen-5dcb79af-a1d2-61b3-34fd-536c53b08810_3.0.0",
"name": "Crypto Library",
"version": "3.0.0",
"text": {
"contentType": "text/xml",
"encoding": "base64",
"content": "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"
}
},
"purl": "pkg:maven/com.example/crypto-library@3.0.0?repository_url=repo.example.com"
}
]
}
Describe component Pedigree
(ancestors, descendants, variants)
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"group": "com.acme",
"name": "sample-library",
"version": "1.0.0",
"pedigree": {
"ancestors": [
{
"type": "library",
"group": "org.example",
"name": "sample-library",
"version": "1.0.0"
}
],
"commits": [
{
"uid": "7638417db6d59f3c431d3e1f261cc637155684cd",
"url": "https://location/to/7638417db6d59f3c431d3e1f261cc637155684cd",
"author": {
"timestamp": "2018-11-13T20:20:39+00:00",
"name": "John Doe",
"email": "john.doe@example.com"
},
"committer": {
"timestamp": "2018-11-13T20:20:39+00:00",
"name": "Jane Doe",
"email": "jane.doe@example.com"
},
"message": "Initial commit"
}
],
"patches": [
{
"type": "unofficial",
"diff": {
"text": {
"contentType": "text/plain",
"encoding": "base64",
"content": "ZXhhbXBsZSBkaWZmIGhlcmU="
},
"url": "uri/to/changes.diff"
},
"resolves": [
{
"type": "enhancement",
"id": "JIRA-17240",
"description": "Great new feature that does something",
"source": {
"name": "Acme Org",
"url": "https://issues.acme.org/17240"
}
}
]
},
{
"type": "backport",
"diff": {
"text": {
"contentType": "text/plain",
"encoding": "base64",
"content": "ZXhhbXBsZSBkaWZmIGhlcmU="
},
"url": "uri/to/changes.diff"
},
"resolves": [
{
"type": "security",
"id": "CVE-2019-9997",
"name": "CVE-2019-9997",
"description": "Issue description here",
"source": {
"name": "NVD",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9997"
},
"references": [
"http://some/other/site-1",
"http://some/other/site-2"
]
},
{
"type": "defect",
"id": "JIRA-874319",
"description": "Description of fix here",
"source": {
"name": "Example Org",
"url": "https://issues.example.org/874319"
},
"references": [
"http://some/other/site-1",
"http://some/other/site-2"
]
}
]
}
]
}
}
]
}
Packaging & Distribution details
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"metadata": {
"timestamp": "2020-04-13T20:20:39+00:00",
"tools": [
{
"vendor": "Awesome Vendor",
"name": "Awesome Tool",
"version": "9.1.2",
"hashes": [
{
"alg": "SHA-1",
"content": "25ed8e31b995bb927966616df2a42b979a2717f0"
},
{
"alg": "SHA-256",
"content": "a74f733635a19aefb1f73e5947cef59cd7440c6952ef0f03d09d974274cbd6df"
}
]
}
],
"authors": [
{
"name": "Samantha Wright",
"email": "samantha.wright@example.com",
"phone": "800-555-1212"
}
],
"component": {
"type": "application",
"author": "Acme Super Heros",
"name": "Acme Application",
"version": "9.1.1",
"swid": {
"tagId": "swidgen-242eb18a-503e-ca37-393b-cf156ef09691_9.1.1",
"name": "Acme Application",
"version": "9.1.1",
"text": {
"contentType": "text/xml",
"encoding": "base64",
"content": "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"
}
}
},
"manufacture": {
"name": "Acme, Inc.",
"url": [
"https://example.com"
],
"contact": [
{
"name": "Acme Professional Services",
"email": "professional.services@example.com"
}
]
},
"supplier": {
"name": "Acme, Inc.",
"url": [
"https://example.com"
],
"contact": [
{
"name": "Acme Distribution",
"email": "distribution@example.com"
}
]
}
},
"components": [
]
}
Composition completeness
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"metadata": {
"component": {
"bom-ref": "acme-application-1.0",
"type": "application",
"name": "Acme Application",
"version": "1.0"
}
},
"components": [
{
"bom-ref": "pkg:maven/partner/shaded-library@1.0",
"type": "library",
"name": "Partner Shaded Library",
"version": "1.0",
"purl": "pkg:maven/partner/shaded-library@1.0",
"components": [
{
"bom-ref": "pkg:maven/ossproject/library@2.0",
"type": "library",
"name": "Some Opensource Library",
"version": "2.0",
"purl": "pkg:maven/ossproject/library@2.0"
}
]
},
{
"type": "library",
"name": "Acme Library",
"version": "3.0",
"purl": "pkg:maven/acme/library@3.0"
}
],
"dependencies": [
{
"ref": "acme-application-1.0",
"dependsOn": [
"pkg:maven/partner/shaded-library@1.0",
"pkg:maven/acme/library@3.0"
]
}
],
"compositions": [
{
"aggregate": "complete",
"assemblies": [
"pkg:maven/partner/shaded-library@1.0"
],
"dependencies": [
"acme-application-1.0"
]
},
{
"aggregate": "unknown",
"assemblies": [
"pkg:maven/acme/library@3.0"
]
}
]
}
Vulnerability remediation
(communicate temporary workarounds)
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"group": "com.acme",
"name": "sample-library",
"version": "1.0.0",
"pedigree": {
"ancestors": [
{
"type": "library",
"group": "org.example",
"name": "sample-library",
"version": "1.0.0"
}
],
"commits": [
{
"uid": "7638417db6d59f3c431d3e1f261cc637155684cd",
"url": "https://location/to/7638417db6d59f3c431d3e1f261cc637155684cd",
"author": {
"timestamp": "2018-11-13T20:20:39+00:00",
"name": "John Doe",
"email": "john.doe@example.com"
},
"committer": {
"timestamp": "2018-11-13T20:20:39+00:00",
"name": "Jane Doe",
"email": "jane.doe@example.com"
},
"message": "Initial commit"
}
],
"patches": [
{
"type": "backport",
"diff": {
"text": {
"contentType": "text/plain",
"encoding": "base64",
"content": "ZXhhbXBsZSBkaWZmIGhlcmU="
},
"url": "uri/to/changes.diff"
},
"resolves": [
{
"type": "security",
"id": "CVE-2019-9997",
"name": "CVE-2019-9997",
"description": "Issue description here",
"source": {
"name": "NVD",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9997"
},
"references": [
"http://some/other/site-1",
"http://some/other/site-2"
]
}
]
}
]
}
}
]
}
Vulnerability exploitability
(communicate known unhandled cases)
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"version": 1,
"vulnerabilities": [
{
"id": "CVE-2018-7489",
"source": {
"name": "NVD",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9997"
},
"ratings": [
{
"source": {
"name": "NVD",
"url": "https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H&version=3.0"
},
"score": 9.8,
"severity": "critical",
"method": "CVSSv3",
"vector": "AN/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"cwes": [
184,
502
],
"description": "FasterXML jackson-databind before 2.7.9.3, 2.8.x before 2.8.11.1 and 2.9.x before 2.9.5 allows unauthenticated remote code execution because of an incomplete fix for the CVE-2017-7525 deserialization flaw. This is exploitable by sending maliciously crafted JSON input to the readValue method of the ObjectMapper, bypassing a blacklist that is ineffective if the c3p0 libraries are available in the classpath.",
"recommendation": "Upgrade com.fasterxml.jackson.core:jackson-databind to version 2.6.7.5, 2.8.11.1, 2.9.5 or higher.",
"advisories": [
{
"title": "GitHub Commit",
"url": "https://github.com/FasterXML/jackson-databind/commit/6799f8f10cc78e9af6d443ed6982d00a13f2e7d2"
},
{
"title": "GitHub Issue",
"url": "https://github.com/FasterXML/jackson-databind/issues/1931"
}
],
"created": "2021-01-01T00:00:00.000Z",
"published": "2021-01-01T00:00:00.000Z",
"updated": "2021-01-01T00:00:00.000Z",
"analysis": {
"state": "not_affected",
"justification": "code_not_reachable",
"response": ["will_not_fix", "update"],
"detail": "An optional explanation of why the application is not affected by the vulnerable component."
},
"affects": [
{
"ref": "urn:cdx:3e671687-395b-41f5-a30f-a58921a69b79/1#jackson-databind-2.8.0"
}
]
}
]
}
Security advisories
{
"$schema": "http://cyclonedx.org/schema/bom-1.5.schema.json",
"bomFormat": "CycloneDX",
"specVersion": "1.5",
"serialNumber": "urn:uuid:3e671687-395b-41f5-a30f-a58921a69b79",
"version": 1,
"components": [
{
"type": "library",
"group": "org.example",
"name": "mylibrary",
"version": "1.0.0",
"cpe": "cpe:/a:example:mylibrary:1.0.0",
"purl": "pkg:maven/org.example/mylibrary@1.0.0",
"externalReferences": [
{
"type": "advisories",
"url": "https://example.org/security/advisories.json"
}
]
}
]
}
And more…
- Tooling for analysis and reporting
- Signing and Verification
- Conformance to legal requirements
etc.
Are SBOMs supported on CPAN?
Are SBOMs supported on CPAN?
Not today.
Are SBOMs supported on CPAN?
Not today.
But we would like to change this.
What can I do?
Join the CPAN Security WG!
- If you work with & care about security
- …Have tuits or a security commons aware employer
- …Enjoy getting your ducks in a row 🦆🦆
Note:
- Do you have a security background or care about the Toolchain?
- Do you have time to volunteer?
- Is your employer willing to dedicate a percentage of your time to improve our security commons?
We need volunteers!
Find us!
ircs://irc.perl.org#cpan-security
https://security.metacpan.org/
https://github.com/CPAN-Security/
mailto:cpan-security@perl.org
Note:
Thanks!
- Salve J. Nilsen
🦆🦆🦆🦆🦆🦆
Note:
Thanks!