{"id":"CVE-2023-0977","aliases":["EUVD-2023-12962","GHSA-m928-3f5w-85qx"],"status":"published","title":"A heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and...","description":"A heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and earlier, allows a remote user to alter the page heap in the macmnsvc process memory block resulting in the service becoming unavailable.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00638,"percentile":0.51044,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-787"],"published":"2023-04-03T15:39:43Z","modified":"2026-06-17T05:26:46Z","products":[{"vendor":"trellix","product":"agent"},{"vendor":"trellix","product":"trellix agent"}],"references":[{"url":"https://kcm.trellix.com/corporate/index?page=content\u0026id=SB10396","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0977"},{"url":"https://github.com/advisories/GHSA-m928-3f5w-85qx"}],"sources":{"cve":[{"id":"CVE-2023-0977","description":"\nA heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and earlier, allows a remote user to alter the page heap in the macmnsvc process memory block resulting in the service becoming unavailable.\n\n","status":"published","published":"2023-04-03T15:39:43.527Z","modified":"2025-02-11T14:38:54.711Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:35.256261Z"}],"euvd":[{"id":"EUVD-2023-12962","description":"\nA heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and earlier, allows a remote user to alter the page heap in the macmnsvc process memory block resulting in the service becoming unavailable.\n\n","status":"published","published":"2023-04-03T15:39:43Z","modified":"2025-02-11T14:38:54Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:03:59.807436Z"}],"ghsa":[{"id":"GHSA-m928-3f5w-85qx","title":"A heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and...","description":"A heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and earlier, allows a remote user to alter the page heap in the macmnsvc process memory block resulting in the service becoming unavailable.","status":"published","published":"2023-04-03T18:32:07Z","modified":"2023-04-18T05:07:40Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:54:30.910714Z"}],"nvd":[{"id":"CVE-2023-0977","description":"\nA heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and earlier, allows a remote user to alter the page heap in the macmnsvc process memory block resulting in the service becoming unavailable.\n\n","status":"published","published":"2023-04-03T16:15:07.53Z","modified":"2026-06-17T05:26:46.927Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-120","CWE-787"],"updated_at":"2026-11-02T14:07:51.883939Z"}]}}