{"cve":"CVE-2018-1000140","nvd":{"published":"2018-03-23T21:29:00.647","modified":"2026-06-17T01:32:30.977","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-787"],"references":["http://packetstormsecurity.com/files/172829/librelp-Remote-Code-Execution.html","https://access.redhat.com/errata/RHSA-2018:1223","https://access.redhat.com/errata/RHSA-2018:1225","https://access.redhat.com/errata/RHSA-2018:1701","https://access.redhat.com/errata/RHSA-2018:1702"],"products":["canonical:ubuntu_linux","debian:debian_linux","redhat:enterprise_linux_desktop","redhat:enterprise_linux_server","redhat:enterprise_linux_server_aus","redhat:enterprise_linux_server_eus","redhat:enterprise_linux_server_tus","redhat:enterprise_linux_workstation","rsyslog:librelp"],"source":"nvd","synced_at":"2026-10-19T20:48:50.842038930+00:00"},"epss":{"cve":"CVE-2018-1000140","score":0.09342,"percentile":0.95385,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}