{"id":"CVE-2020-8448","aliases":["EUVD-2020-29314","GHSA-8vg3-7pxv-7pq6"],"status":"published","title":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec...","description":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00492,"percentile":0.42539,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2020-01-30T00:32:38Z","modified":"2026-10-20T10:54:25Z","products":[{"vendor":"ossec","product":"ossec"}],"references":[{"url":"https://github.com/ossec/ossec-hids/issues/1821","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://www.ossec.net/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://github.com/ossec/ossec-hids/issues/1815","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://security.gentoo.org/glsa/202007-33","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8448"},{"url":"https://github.com/advisories/GHSA-8vg3-7pxv-7pq6"}],"sources":{"cve":[{"id":"CVE-2020-8448","description":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.","status":"published","published":"2020-01-30T00:32:38Z","modified":"2024-08-04T09:56:28.491Z","updated_at":"2026-11-02T14:35:50.88562Z"}],"euvd":[{"id":"EUVD-2020-29314","description":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.","status":"published","published":"2020-01-30T00:32:38Z","modified":"2024-08-04T09:56:28Z","updated_at":"2026-11-03T03:07:57.14802Z"}],"ghsa":[{"id":"GHSA-8vg3-7pxv-7pq6","title":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec...","description":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.","status":"published","published":"2022-05-24T17:07:44Z","modified":"2023-01-30T05:06:15Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:47:27.248528Z"}],"nvd":[{"id":"CVE-2020-8448","description":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.","status":"published","published":"2020-01-30T01:15:11.133Z","modified":"2026-06-17T03:26:24.06Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:05:53.837808Z"}],"osv":[{"id":"CVE-2020-8448","description":"In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.","status":"published","published":"2020-01-30T01:15:11.133Z","modified":"2026-10-20T10:54:25.307729142Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:17.663289Z"}]}}