{"id":"CVE-2018-5503","aliases":["EUVD-2018-17272","GHSA-mwr4-5q6m-7g7q"],"status":"published","title":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a...","description":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a specifically crafted page through a virtual server with an associated PEM policy that has content insertion as an action.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01681,"percentile":0.77095,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-03-22T18:00:00Z","modified":"2026-06-17T02:00:25Z","products":[{"vendor":"f5","product":"big-ip_policy_enforcement_manager"},{"vendor":"f5 networks, inc.","product":"big-ip (pem)"}],"references":[{"url":"http://www.securitytracker.com/id/1040560","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://support.f5.com/csp/article/K54562183","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5503"},{"url":"https://github.com/advisories/GHSA-mwr4-5q6m-7g7q"}],"sources":{"cve":[{"id":"CVE-2018-5503","description":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a specifically crafted page through a virtual server with an associated PEM policy that has content insertion as an action.","status":"published","published":"2018-03-22T18:00:00Z","modified":"2024-09-16T17:23:05.265Z","updated_at":"2026-11-02T14:35:00.948726Z"}],"euvd":[{"id":"EUVD-2018-17272","description":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a specifically crafted page through a virtual server with an associated PEM policy that has content insertion as an action.","status":"published","published":"2018-03-22T18:00:00Z","modified":"2024-09-16T17:23:05Z","updated_at":"2026-11-03T00:55:42.930901Z"}],"ghsa":[{"id":"GHSA-mwr4-5q6m-7g7q","title":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a...","description":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a specifically crafted page through a virtual server with an associated PEM policy that has content insertion as an action.","status":"published","published":"2022-05-14T03:30:14Z","modified":"2023-02-02T05:07:42Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:52:34.391987Z"}],"nvd":[{"id":"CVE-2018-5503","description":"On F5 BIG-IP versions 13.0.0 - 13.1.0.3 or 12.0.0 - 12.1.3.1, TMM may restart when processing a specifically crafted page through a virtual server with an associated PEM policy that has content insertion as an action.","status":"published","published":"2018-03-22T18:29:00.573Z","modified":"2026-06-17T02:00:25.543Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:24.264003Z"}]}}