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CVE-2025-62375

go-witness and witness are Go modules for generating attestations. In go-witness versions 0.8.6 and earlier and witness versions 0.9.2 and earlier the AWS attestor improperly verifies AWS EC2 instance identity documents. Verification can incorrectly succeed when a signature is not present or is empty, and when RSA signature verification fails. The attestor also embeds a single legacy global AWS public certificate and does not account for newer region specific certificates issued in 2024, making
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6419cd638c9b476918fdce92d9607ff3f8dc775d3df09a1b6f07be62d2243689
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"go-witness","vendor":"in-toto","versions":[{"status":"affected","version":"< 0.9.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e83e9653241898ea3eb829602a608ab769c520103ec2415336067577a3447465 · sha256:331e31e335cf3e37… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e83e9653241898ea3eb829602a608ab769c520103ec2415336067577a3447465 · sha256:331e31e335cf3e37… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-295","description":"CWE-295: Improper Certificate Validation","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e83e9653241898ea3eb829602a608ab769c520103ec2415336067577a3447465 · sha256:331e31e335cf3e37… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/in-toto/go-witness/commit/04ff20b600e28ce8fd1aa287534dd383a1cfefb9","tags":["x_refsource_MISC"],"url":"https://github.com/in-toto/go-witness/commit/04ff20b600e28ce8fd1aa287534dd383a1cfefb9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e83e9653241898ea3eb829602a608ab769c520103ec2415336067577a3447465 · sha256:331e31e335cf3e37… · /containers/cna/references/1
{"name":"https://github.com/in-toto/go-witness/security/advisories/GHSA-72c7-4g63-hpw5","tags":["x_refsource_CONFIRM"],"url":"https://github.com/in-toto/go-witness/security/advisories/GHSA-72c7-4g63-hpw5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e83e9653241898ea3eb829602a608ab769c520103ec2415336067577a3447465 · sha256:331e31e335cf3e37… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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