Go JOSE vulnerable to Improper Handling of Highly Compressed Data (Data Amplification)
Vulnerability Description
Package jose aims to provide an implementation of the Javascript Object Signing and Encryption set of standards. An attacker could send a JWE containing compressed data that used large amounts of memory and CPU when decompressed by Decrypt or DecryptMulti. Those functions now return an error if the decompressed data would exceed 250kB or 10x the compressed size (whichever is larger). This vulnerability has been patched in versions 4.0.1, 3.0.3 and 2.6.3.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/go-jose/go-jose/security/advisories/GHSA-c5q2-7r4c-mv6g
- https://github.com/go-jose/go-jose/commit/0dd4dd541c665fb292d664f77604ba694726f298
- https://github.com/go-jose/go-jose/commit/add6a284ea0f844fd6628cba637be5451fe4b28a
- https://github.com/go-jose/go-jose/commit/f4c051a0653d78199a053892f7619ebf96339502
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XJDO5VSIAOGT2WP63AXAAWNRSVJCNCRH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KXKGNCRU7OTM5AHC7YIYBNOWI742PRMY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I6MMWFBOXJA6ZCXNVPDFJ4XMK5PVG5RG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UJO2U5ACZVACNQXJ5EBRFLFW6DP5BROY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UG5FSEYJ3GP27FZXC5YAAMMEC5XWKJHG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IJ6LAJJ2FTA2JVVOACCV5RZTOIZLXUNJ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JNPMXL36YGS3GQEVI3Q5HKHJ7YAAQXL5/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MSOMHDKRPU3A2JEMRODT2IREDFBLVPGS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GD2GSBQTBLYADASUBHHZV2CZPTSLIPQJ/
Affected Vendor
go-jose
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.