{"id":"CVE-2022-43974","aliases":["EUVD-2022-46942"],"status":"published","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.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AC:H/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01881,"percentile":0.79732,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2023-01-09T00:00:00Z","modified":"2026-06-17T05:07:34Z","products":[{"vendor":"matrixssl","product":"matrixssl"}],"references":[{"url":"https://www.telekom.com/en/company/data-privacy-and-security/news/advisories-504842","tags":["x_transferred","Vendor Advisory"]},{"url":"https://github.com/matrixssl/matrixssl/security/advisories/GHSA-fmwc-gwc5-2g29","tags":["x_transferred","Third Party Advisory"]},{"url":"https://github.com/matrixssl/matrixssl/blob/4-6-0-open/doc/CHANGES_v4.x.md","tags":["x_transferred","Release Notes","Third Party Advisory"]}],"sources":{"cve":[{"id":"CVE-2022-43974","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.","status":"published","published":"2023-01-09T00:00:00Z","modified":"2025-03-06T15:49:59.219Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AC:H/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"high","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:34:25.618175Z"}],"euvd":[{"id":"EUVD-2022-46942","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.","status":"published","published":"2023-01-09T00:00:00Z","modified":"2025-03-06T15:49:59Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AC:H/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"high"}],"updated_at":"2026-11-02T20:53:11.47787Z"}],"nvd":[{"id":"CVE-2022-43974","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.","status":"published","published":"2023-01-09T09:15:10.043Z","modified":"2026-06-17T05:07:34.493Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:07:35.157734Z"}]}}