Critical severity9.1NVD Advisory· Published Jan 18, 2022· Updated Jun 17, 2026

CVE-2022-23408

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WolfSSL/Wolfsslcpe-rescue3 versions
(expand)+ 2 more
- (no CPE)
- (no CPE)range: <5.1.1
- cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*range: >=5.0.0,<5.1.1

Patches

Vulnerability mechanics

References

github.com/wolfSSL/wolfssl/blob/master/ChangeLog.mdnvdRelease NotesThird Party Advisory
github.com/wolfSSL/wolfssl/pull/4710nvdThird Party Advisory

News mentions

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cvss	0.591
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000