Vulnerability Details : 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.)
Products affected by CVE-2022-42905
- cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-42905
0.27%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-42905
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.1
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
3.9
|
5.2
|
NIST |
CWE ids for CVE-2022-42905
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-42905
-
http://packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html
wolfSSL WOLFSSL_CALLBACKS Heap Buffer Over-Read ≈ Packet StormThird Party Advisory
-
https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/
Keeping the wolves out of wolfSSL | Trail of Bits Blog
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https://github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable
Release wolfSSL Release 5.5.2 (Oct 28, 2022) · wolfSSL/wolfssl · GitHubRelease Notes;Third Party Advisory
-
https://github.com/wolfSSL/wolfssl/releases
Releases · wolfSSL/wolfssl · GitHubRelease Notes;Third Party Advisory
-
http://seclists.org/fulldisclosure/2023/Jan/11
Full Disclosure: wolfSSL before 5.5.2: Heap-buffer over-read with WOLFSSL_CALLBACKSMailing List;Third Party Advisory
-
https://www.wolfssl.com/docs/security-vulnerabilities/
wolfSSL Security Vulnerabilities | wolfSSL Embedded SSL/TLS LibraryVendor Advisory
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