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  5. GHSA-2c7c-3mj9-8fqh

GHSA-2c7c-3mj9-8fqh: Decryption of malicious PBES2 JWE objects can consume unbounded system resources

November 21, 2023 (updated May 20, 2024)

The go-jose package is subject to a “billion hashes attack” causing denial-of-service when decrypting JWE inputs. This occurs when an attacker can provide a PBES2 encrypted JWE blob with a very large p2c value that, when decrypted, produces a denial-of-service.

References

  • github.com/advisories/GHSA-2c7c-3mj9-8fqh
  • github.com/go-jose/go-jose
  • github.com/go-jose/go-jose/commit/65351c27657d58960c2e6c9fbb2b00f818e50568
  • github.com/go-jose/go-jose/commit/a3d307244c3bc50b25a71aa0688764c32ec419c7
  • github.com/go-jose/go-jose/issues/64

Code Behaviors & Features

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Affected versions

All versions before 2.6.2

Fixed versions

  • 2.6.2

Solution

Upgrade to version 2.6.2 or above.

Weakness

  • CWE-400: Uncontrolled Resource Consumption

Source file

go/github.com/square/go-jose/GHSA-2c7c-3mj9-8fqh.yml

Spotted a mistake? Edit the file on GitLab.

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