Critical severity9.8NVD Advisory· Published Mar 23, 2018· Updated Jun 17, 2026
CVE-2018-1000140
CVE-2018-1000140
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
49- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:*+ 4 more
- 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:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:6.7:*:*:*:*:*:*:*+ 4 more
- 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:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:*+ 4 more
- 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:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- osv-coords23 versionspkg:rpm/suse/librelp&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/librelp&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/librelp&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/librelp&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/librelp&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/librelp&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/librelp&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 1.2.15-3.6.3+ 22 more
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.12-3.3.1
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.12-3.3.1
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.12-3.3.1
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.7-3.3.1
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
- (no CPE)range: < 1.2.15-3.6.3
Patches
Vulnerability mechanics
References
13- github.com/rsyslog/librelp/blob/532aa362f0f7a8d037505b0a27a1df452f9bac9e/src/tcp.cnvdPatchThird Party Advisory
- lgtm.com/rules/1505913226124/nvdExploitThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1223nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1225nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1701nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1702nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1703nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1704nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1707nvdThird Party Advisory
- security.gentoo.org/glsa/201804-21nvdThird Party Advisory
- usn.ubuntu.com/3612-1/nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4151nvdThird Party Advisory
- packetstormsecurity.com/files/172829/librelp-Remote-Code-Execution.htmlnvd
News mentions
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