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CVE-2026-33697

Cocos AI is a confidential computing system for AI. The current implementation of attested TLS (aTLS) in CoCoS is vulnerable to a relay attack affecting all versions from v0.4.0 through v0.8.2. This vulnerability is present in both the AMD SEV-SNP and Intel TDX deployment targets supported by CoCoS. In the affected design, an attacker may be able to extract the ephemeral TLS private key used during the intra-handshake attestation. Because the attestation evidence is bound to the ephemeral key bu
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:28e52cb7ce60f71774581bf7512e46029ea7784a484392ee64f931c09274a61c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-346","description":"CWE-346: Origin Validation Error","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-322","description":"CWE-322: Key Exchange without Entity Authentication","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"cocos","vendor":"ultravioletrs","versions":[{"status":"affected","version":">= 0.4.0, < 0.8.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-346","description":"CWE-346: Origin Validation Error","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-322","description":"CWE-322: Key Exchange without Entity Authentication","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/ultravioletrs/cocos/security/advisories/GHSA-vfgg-mvxx-mgg7","tags":["x_refsource_CONFIRM"],"url":"https://github.com/ultravioletrs/cocos/security/advisories/GHSA-vfgg-mvxx-mgg7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c1a30466124ec8c84ca754b91e5848e418134053027fdcc039d0e8dcd5744c9a · sha256:ae0ec3309cd0ec95… · /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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