{"id":"CVE-2018-1000140","details":"rsyslog librelp version 1.2.14 and earlier contains a Buffer Overflow vulnerability in the checking of x509 certificates from a peer that can result in Remote code execution. This attack appear to be exploitable a remote attacker that can connect to rsyslog and trigger a stack buffer overflow by sending a specially crafted x509 certificate.","modified":"2026-07-08T05:51:58.169237815Z","published":"2018-03-23T21:29:00.647Z","related":["SUSE-SU-2018:0822-1","SUSE-SU-2018:0828-1","SUSE-SU-2022:1891-1","openSUSE-SU-2024:10982-1"],"database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux","cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"}]},{"source":"CPE_STRING","vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.0"},{"last_affected":"8.0"},{"introduced":"9.0"},{"last_affected":"9.0"}]},{"extracted_events":[{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_desktop","cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server"},{"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_aus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.6"},{"last_affected":"6.6"},{"introduced":"7.2"},{"last_affected":"7.2"},{"introduced":"7.3"},{"last_affected":"7.3"},{"introduced":"7.4"},{"last_affected":"7.4"},{"introduced":"7.6"},{"last_affected":"7.6"}]},{"extracted_events":[{"introduced":"6.7"},{"last_affected":"6.7"},{"introduced":"7.3"},{"last_affected":"7.3"},{"introduced":"7.4"},{"last_affected":"7.4"},{"introduced":"7.5"},{"last_affected":"7.5"},{"introduced":"7.6"},{"last_affected":"7.6"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_eus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_eus:6.7:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*"]},{"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_tus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.6"},{"last_affected":"6.6"},{"introduced":"7.2"},{"last_affected":"7.2"},{"introduced":"7.3"},{"last_affected":"7.3"},{"introduced":"7.4"},{"last_affected":"7.4"},{"introduced":"7.6"},{"last_affected":"7.6"}]},{"vendor_product":"redhat:enterprise_linux_workstation","cpes":["cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING"}]},"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/172829/librelp-Remote-Code-Execution.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1223"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1225"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1701"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1702"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1703"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1704"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1707"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201804-21"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3612-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4151"},{"type":"FIX","url":"https://github.com/rsyslog/librelp/blob/532aa362f0f7a8d037505b0a27a1df452f9bac9e/src/tcp.c#L1205"},{"type":"EVIDENCE","url":"https://lgtm.com/rules/1505913226124/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rsyslog/librelp","events":[{"introduced":"0"},{"last_affected":"fc512e337bfc7c92770246dbff5f482b879498b9"}],"database_specific":{"cpe":"cpe:2.3:a:rsyslog:librelp:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"1.2.14"}],"source":"CPE_RANGE"}}],"versions":["v1.2.14","v1.2.13","v1.2.12","v1.2.11","v1.2.10","v1.2.9","v1.2.8","v1.2.7","v1.2.5","v1.2.4","v1.2.3","v1.2.2","v1.2.1","v1.2.0","v1.1.5","v1.1.4","v1.1.3","v1.1.2","good-1.1.2","v1.1.1","v1.1.0","v1.0.6","v1.0.5","v1.0.3","v1.0.2","v1.0.1","v1.0.0","v0.1.3","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1000140.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}