Integer overflow in Matrixssl
CVE-2022-43974
MatrixSSL 4.0.4 through 4.5.1 has an integer overflow in matrixSslDecodeTls13. A remote attacker might be able to send a crafted TLS Message to cause a buffer overflow and achieve remote code execution. This is fixed in 4.6.0.
Vulnerability class: Integer Overflow
EPSS: 0.017 (74.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Matrixssl
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Vendor Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2022-43974?
- CVE-2022-43974 is a high-severity vulnerability in Matrixssl, classified under Integer Overflow or Wraparound. CVSS score: 8.1/10. Published 2023-01-09.
- How severe is CVE-2022-43974?
- High severity. CVSS v3 base score is 8.1 out of 10.