CVE-2022-29242

 

Published at: - 24-05-2022 05:15

Last modified: - 07-06-2022 06:54

Total changes: - 2

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

 

Verification logic

 

Reference

• https://github.com/gost-engine/engine/commit/b2b4d629f100eaee9f5942a106b1ccefe85b8808
• https://github.com/gost-engine/engine/releases/tag/v3.0.1
• https://github.com/gost-engine/engine/commit/7df766124f87768b43b9e8947c5a01e17545772c
• https://github.com/gost-engine/engine/commit/c6655a0b620a3e31f085cc906f8073fe81b2fad3
• https://github.com/gost-engine/engine/security/advisories/GHSA-2rmw-8wpg-vgw5

 

Keywords

NVD

 

CVE-2022-29242

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures