{"id":"CVE-2023-43683","aliases":["EUVD-2023-48064","GHSA-f6hv-c34j-xjph"],"status":"published","title":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21...","description":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21 and later). A Stack buffer out-of-bounds access exists because of an integer underflow when handling newline characters.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00378,"percentile":0.32041,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-125"],"published":"2025-08-14T00:00:00Z","modified":"2026-06-17T06:26:12Z","references":[{"url":"https://www.malwarebytes.com/secure/cves/cve-2023-43683"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-43683"},{"url":"https://github.com/advisories/GHSA-f6hv-c34j-xjph"}],"sources":{"cve":[{"id":"CVE-2023-43683","description":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21 and later). A Stack buffer out-of-bounds access exists because of an integer underflow when handling newline characters.","status":"published","published":"2025-08-14T00:00:00Z","modified":"2025-08-15T16:28:35.738Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-121","CWE-125"],"updated_at":"2026-11-02T14:35:14.633899Z"}],"euvd":[{"id":"EUVD-2023-48064","description":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21 and later). A Stack buffer out-of-bounds access exists because of an integer underflow when handling newline characters.","status":"published","published":"2025-08-14T00:00:00Z","modified":"2025-08-15T16:28:35Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T20:31:56.690534Z"}],"ghsa":[{"id":"GHSA-f6hv-c34j-xjph","title":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21...","description":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21 and later). A Stack buffer out-of-bounds access exists because of an integer underflow when handling newline characters.","status":"published","published":"2025-08-14T18:31:28Z","modified":"2025-08-15T18:32:22Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:03:19.214105Z"}],"nvd":[{"id":"CVE-2023-43683","description":"An issue was discovered in Malwarebytes 4.6.14.326 and before 5.1.5.116 (and Nebula 2020-10-21 and later). A Stack buffer out-of-bounds access exists because of an integer underflow when handling newline characters.","status":"published","published":"2025-08-14T17:15:33.077Z","modified":"2026-06-17T06:26:12.17Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-121","CWE-125"],"updated_at":"2026-11-02T14:09:21.774456Z"}]}}