{"id":"UBUNTU-CVE-2019-8377","details":"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.","modified":"2025-09-08T16:45:17Z","published":"2019-02-17T02:29:00Z","upstream":["CVE-2019-8377"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-8377"},{"type":"REPORT","url":"https://github.com/appneta/tcpreplay/issues/536"},{"type":"REPORT","url":"https://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-function-get_ipv6_l4proto-tcpreplay-4-3-1/"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-8377"}],"affected":[{"package":{"name":"tcpreplay","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/tcpreplay@3.4.4-2+deb8u1ubuntu0.1~esm3?arch=source&distro=esm-apps/xenial"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"tcpreplay","binary_version":"3.4.4-2+deb8u1ubuntu0.1~esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-8377.json"}},{"package":{"name":"tcpreplay","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/tcpreplay@4.2.6-1ubuntu0.1~esm5?arch=source&distro=esm-apps/bionic"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"tcpreplay","binary_version":"4.2.6-1ubuntu0.1~esm5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-8377.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}