{"id":"CVE-2019-8377","aliases":["ALPINE-CVE-2019-8377","DEBIAN-CVE-2019-8377","EUVD-2019-17767","GHSA-4w4c-cf9c-3rj3","MGASA-2019-0158","UBUNTU-CVE-2019-8377","openSUSE-SU-2024:11426-1"],"status":"published","title":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function...","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01328,"percentile":0.712,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2019-02-17T02:00:00Z","modified":"2026-11-03T06:30:09Z","fixes":[{"ecosystem":"Alpine:v3.20","package":"tcpreplay","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"tcpreplay","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"tcpreplay","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"tcpreplay","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"tcpreplay","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"tcpreplay","fixed_in":["4.3.1-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tcpreplay","fixed_in":["4.3.1-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tcpreplay","fixed_in":["4.3.1-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.20","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.1-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.1-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.1-2"}]}]},{"source":"osv","ecosystem":"Mageia:6","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-1.mga6"}]}],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.4-2","3.4.4-2+deb8u1build0.16.04.1","3.4.4-2+deb8u1ubuntu0.1~esm1","3.4.4-2+deb8u1ubuntu0.1~esm2","3.4.4-2+deb8u1ubuntu0.1~esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.2.6-1","4.2.6-1ubuntu0.1~esm1","4.2.6-1ubuntu0.1~esm2","4.2.6-1ubuntu0.1~esm3","4.2.6-1ubuntu0.1~esm4","4.2.6-1ubuntu0.1~esm5"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.4-1.3"}]}],"bundled":11}],"products":[{"vendor":"broadcom","product":"tcpreplay"},{"vendor":"fedoraproject","product":"fedora"}],"references":[{"url":"https://github.com/appneta/tcpreplay/issues/536","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-function-get_ipv6_l4proto-tcpreplay-4-3-1/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"http://www.securityfocus.com/bid/107085","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EB3ASS7URTIA3IFSBL2DIWJAFKTBJCAW/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4YAT4AGTHQKB74ETOQPJMV67TSDIAPOC/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UOSEIQ3D2OONCJEVMGC2TYBC2QX4E5EJ/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-8377"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4YAT4AGTHQKB74ETOQPJMV67TSDIAPOC/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EB3ASS7URTIA3IFSBL2DIWJAFKTBJCAW/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UOSEIQ3D2OONCJEVMGC2TYBC2QX4E5EJ/"},{"url":"https://github.com/advisories/GHSA-4w4c-cf9c-3rj3"},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-8377","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-8377","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2019-0158.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=24581","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2019-8377","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-8377","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2017-6429","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-17580","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-17582","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-17974","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-18407","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-18408","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-8376","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-8377","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-8381","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-24265","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-24266","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2019-8377","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:00:00Z","modified":"2024-08-04T21:17:31.453Z","updated_at":"2026-11-02T14:20:22.019351Z"}],"euvd":[{"id":"EUVD-2019-17767","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:00:00Z","modified":"2024-08-04T21:17:31Z","updated_at":"2026-11-03T03:06:42.975045Z"}],"ghsa":[{"id":"GHSA-4w4c-cf9c-3rj3","title":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function...","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2022-05-13T01:02:41Z","modified":"2023-02-01T05:02:32Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:49:56.179573Z"}],"nvd":[{"id":"CVE-2019-8377","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:29:00.283Z","modified":"2026-06-17T02:41:55.05Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:05:04.689371Z"}],"osv":[{"id":"ALPINE-CVE-2019-8377","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:29:00.283Z","modified":"2026-11-03T06:30:09.846937981Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T06:41:39.834803Z"},{"id":"CVE-2019-8377","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:29:00.283Z","modified":"2026-10-20T10:52:45.852488429Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:12.974481Z"},{"id":"DEBIAN-CVE-2019-8377","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:29:00.283Z","modified":"2026-09-21T07:03:23.978324852Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:32.57265Z"},{"id":"UBUNTU-CVE-2019-8377","description":"An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.","status":"published","published":"2019-02-17T02:29:00Z","modified":"2025-09-08T16:45:17Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:21.741399Z"},{"id":"MGASA-2019-0158","title":"Updated tcpreplay packages fixes security vulnerabilities","description":"Updated tcpreplay package fixes security vulnerabilities:\n\nAn issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference\noccurred in the function get_layer4_v6() located at get.c. This can be\ntriggered by sending a crafted pcap file to the tcpreplay-edit binary.\nIt allows an attacker to cause a Denial of Service (Segmentation fault)\nor possibly have unspecified other impact (CVE-2019-8376).\n\nAn issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference\noccurred in the function get_ipv6_l4proto() located at get.c. This can be\ntriggered by sending a crafted pcap file to the tcpreplay-edit binary. It\nallows an attacker to cause a Denial of Service (Segmentation fault) or\npossibly have unspecified other impact (CVE-2019-8377).\n\nAn issue was discovered in Tcpreplay 4.3.1. An invalid memory access occurs\nin do_checksum in checksum.c. It can be triggered by sending a crafted pcap\nfile to the tcpreplay-edit binary. It allows an attacker to cause a Denial\nof Service (Segmentation fault) or possibly have unspecified other impact\n(CVE-2019-8381).\n","status":"published","published":"2019-05-12T09:35:33Z","modified":"2026-04-16T04:40:45.90316128Z","updated_at":"2026-11-02T15:49:40.793816Z"},{"id":"openSUSE-SU-2024:11426-1","title":"tcpreplay-4.3.4-1.3 on GA media","description":"These are all security issues fixed in the tcpreplay-4.3.4-1.3 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:23:05.929163Z","updated_at":"2026-11-02T16:58:35.195147Z"}]}}