Description
GOST engine is a reference implementation of the Russian GOST crypto algorithms for OpenSSL. TLS clients using GOST engine when ciphersuite `TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC` is agreed and the server uses 512 bit GOST secret keys are vulnerable to buffer overflow. GOST engine version 3.0.1 contains a patch for this issue. Disabling ciphersuite `TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC` is a possible workaround.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| gost-engine | engine | < 3.0.1 |
References
- https://github.com/gost-engine/engine/commit/7df766124f87768b43b9e8947c5a01e17545772cPatch, Third Party Advisory
- https://github.com/gost-engine/engine/commit/b2b4d629f100eaee9f5942a106b1ccefe85b8808Patch, Third Party Advisory
- https://github.com/gost-engine/engine/commit/c6655a0b620a3e31f085cc906f8073fe81b2fad3Patch, Third Party Advisory
- https://github.com/gost-engine/engine/releases/tag/v3.0.1Release Notes, Third Party Advisory
- https://github.com/gost-engine/engine/security/advisories/GHSA-2rmw-8wpg-vgw5Third Party Advisory
- https://github.com/gost-engine/engine/commit/7df766124f87768b43b9e8947c5a01e17545772cPatch, Third Party Advisory
- https://github.com/gost-engine/engine/commit/b2b4d629f100eaee9f5942a106b1ccefe85b8808Patch, Third Party Advisory
- https://github.com/gost-engine/engine/commit/c6655a0b620a3e31f085cc906f8073fe81b2fad3Patch, Third Party Advisory
- https://github.com/gost-engine/engine/releases/tag/v3.0.1Release Notes, Third Party Advisory
- https://github.com/gost-engine/engine/security/advisories/GHSA-2rmw-8wpg-vgw5Third Party Advisory
Timeline
- Published
- May 24, 2022
- Last modified
- Jun 17, 2026
- NVD status
- Modified