CVE-2020-36177

CRITICAL

wolfSSL < 4.6.0 - Out-of-bounds Write in RsaPad_PSS

Title source: llm
STIX 2.1

Description

RsaPad_PSS in wolfcrypt/src/rsa.c in wolfSSL before 4.6.0 has an out-of-bounds write for certain relationships between key size and digest size.

References (5)

Core 5
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/wolfSSL/wolfssl/pull/3426
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26567

Scores

CVSS v3 9.8
EPSS 0.0352
EPSS Percentile 87.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
wolfssl/wolfssl < 4.6.0
Published Jan 06, 2021
Tracked Since Feb 18, 2026