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CVE-2022-42905

In wolfSSL before 5.5.2, if callback functions are enabled (via the WOLFSSL_CALLBACKS flag), then a malicious TLS 1.3 client or network attacker can trigger a buffer over-read on the heap of 5 bytes. (WOLFSSL_CALLBACKS is only intended for debugging.)

Published

2022-11-07T00:15:09.643

Last Modified

2025-05-02T19:15:54.400

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.1 (CRITICAL)

Weaknesses

Type: Primary
CWE-125
Type: Secondary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	wolfssl	wolfssl	< 5.5.2	Yes

References

http://packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2023/Jan/11 Mailing List, Third Party Advisory ([email protected])
https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/ ([email protected])
https://github.com/wolfSSL/wolfssl/releases Release Notes, Third Party Advisory ([email protected])
https://github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable Release Notes, Third Party Advisory ([email protected])
https://www.wolfssl.com/docs/security-vulnerabilities/ Vendor Advisory ([email protected])
http://packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2023/Jan/11 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/ (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/wolfSSL/wolfssl/releases Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.wolfssl.com/docs/security-vulnerabilities/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)