CVE-2024-21664

Summary

jwx is a Go module implementing various JWx (JWA/JWE/JWK/JWS/JWT, otherwise known as JOSE) technologies. Calling jws.Parse with a JSON serialized payload where the signature field is present while protected is absent can lead to a nil pointer dereference. The vulnerability can be used to crash/DOS a system doing JWS verification. This vulnerability has been patched in versions 2.0.19 and 1.2.28.

Affected Software

Weaknesses

• CWE-476: CWE-476: NULL Pointer Dereference

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/lestrrat-go/jwx/security/advisories/GHSA-pvcr-v8j8-j5q3
• https://github.com/lestrrat-go/jwx/commit/0e8802ce6842625845d651456493e7c87625601f
• https://github.com/lestrrat-go/jwx/commit/8c53d0ae52d5ab1e2b37c5abb67def9e7958fd65
• https://github.com/lestrrat-go/jwx/commit/d69a721931a5c48b9850a42404f18e143704adcd

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/lestrrat-go/jwx/security/advisories/GHSA-pvcr-v8j8-j5q3
• https://github.com/lestrrat-go/jwx/commit/0e8802ce6842625845d651456493e7c87625601f
• https://github.com/lestrrat-go/jwx/commit/8c53d0ae52d5ab1e2b37c5abb67def9e7958fd65
• https://github.com/lestrrat-go/jwx/commit/d69a721931a5c48b9850a42404f18e143704adcd

• ←Previous
• Next→