CVE-2018-16881

moderate-risk
Published 2019-01-25

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.

Do I need to act?

~
2.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (12)

Rsyslog
Virtualization Manager

Affected Vendors

Debian Redhat Rsyslog

References (12)

Third Party Advisory https://access.redhat.com/errata/RHBA-2019:2501
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2110
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2437
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2439
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16881
Mailing List https://lists.debian.org/debian-lts-announce/2022/05/msg00028.html
Third Party Advisory https://access.redhat.com/errata/RHBA-2019:2501
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2110
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2437
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2439
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16881
Mailing List https://lists.debian.org/debian-lts-announce/2022/05/msg00028.html
49
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 6/34 · Minimal
Exposure 17/34 · Moderate