CVEvulnerability
CVE-2022-42905
9.1 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2022-11-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- Weaknesses
- CWE-125
Description
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.)
Affected configurations
• wolfssl wolfssl (< 5.5.2)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- http://packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Jan/11 Mailing List, Third Party Advisory
- https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/ blog.trailofbits.com
- https://github.com/wolfSSL/wolfssl/releases Release Notes, Third Party Advisory
- https://github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable Release Notes, Third Party Advisory
- https://www.wolfssl.com/docs/security-vulnerabilities/ Vendor Advisory
- http://packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Jan/11 Mailing List, Third Party Advisory
- https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/ blog.trailofbits.com
- https://github.com/wolfSSL/wolfssl/releases Release Notes, Third Party Advisory
- https://github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable Release Notes, Third Party Advisory
- https://www.wolfssl.com/docs/security-vulnerabilities/ Vendor Advisory