CVE-2022-23408
9.1
CRITICAL
CVSS 3.1
EPSS 0.28%
Description
wolfSSL 5.x before 5.1.1 uses non-random IV values in certain situations. This affects connections (without AEAD) using AES-CBC or DES3 with TLS 1.1 or 1.2 or DTLS 1.1 or 1.2. This occurs because of misplaced memory initialization in BuildMessage in internal.c.
How to fix CVE-2022-23408
To remediate CVE-2022-23408, upgrade the affected package to a fixed version below.
- Debian/wolfssl—upgrade to 5.1.1-1 or later
Is CVE-2022-23408 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.1.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |