CVE-2018-16881

HIGH

rsyslog < 8.27.0 - Denial of Service via imptcp Module

Title source: llm
STIX 2.1

Description

A denial of service vulnerability was found in rsyslog in the imptcp module. An attacker could send a specially crafted message to the imptcp socket, which would cause rsyslog to crash. Versions before 8.27.0 are vulnerable.

References (6)

Core 6
Core References
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2110
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2439
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2437
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHBA-2019:2501
Issue Tracking, Mitigation, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16881
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/05/msg00028.html

Scores

CVSS v3 7.5
EPSS 0.0262
EPSS Percentile 85.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-190
Status published
Products (12)
debian/debian_linux 9.0
redhat/enterprise_linux_desktop 7.0
redhat/enterprise_linux_for_ibm_z_systems 7.0
redhat/enterprise_linux_for_power_big_endian 7.0
redhat/enterprise_linux_for_power_little_endian 7.0
redhat/enterprise_linux_for_scientific_computing 7.0
redhat/enterprise_linux_server 7.0
redhat/enterprise_linux_workstation 7.0
redhat/virtualization 4.0
redhat/virtualization_host 4.0
... and 2 more
Published Jan 25, 2019
Tracked Since Feb 18, 2026