{"cve":"CVE-2022-43974","nvd":{"published":"2023-01-09T09:15:10.043","modified":"2026-06-17T05:07:34.493","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-190"],"references":["https://github.com/matrixssl/matrixssl/blob/4-6-0-open/doc/CHANGES_v4.x.md","https://github.com/matrixssl/matrixssl/security/advisories/GHSA-fmwc-gwc5-2g29","https://www.telekom.com/en/company/data-privacy-and-security/news/advisories-504842","https://github.com/matrixssl/matrixssl/blob/4-6-0-open/doc/CHANGES_v4.x.md","https://github.com/matrixssl/matrixssl/security/advisories/GHSA-fmwc-gwc5-2g29"],"products":["matrixssl:matrixssl"],"source":"nvd","synced_at":"2026-10-19T21:37:34.931465858+00:00"},"epss":{"cve":"CVE-2022-43974","score":0.01798,"percentile":0.78461,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}