CVE-2018-16870

MEDIUM

wolfssl < 3.15.7 - TLS Downgrade Attack via Bleichenbacher Attack Variant

Title source: llm
STIX 2.1

Description

It was found that wolfssl before 3.15.7 is vulnerable to a new variant of the Bleichenbacher attack to perform downgrade attacks against TLS. This may lead to leakage of sensible data.

References (2)

Core 2
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/wolfSSL/wolfssl/pull/1950
Third Party Advisory x_refsource_misc
http://cat.eyalro.net/

Scores

CVSS v3 5.9
EPSS 0.0158
EPSS Percentile 72.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-200 CWE-310
Status published
Products (1)
wolfssl/wolfssl < 3.15.7
Published Jan 03, 2019
Tracked Since Feb 18, 2026