Denial of Service Vulnerability in Rsyslog by Red Hat
CVE-2018-16881

5.3MEDIUM

Key Information:

Vendor

The Rsyslog Project

Status
Rsyslog:
Vendor
CVE Published:
25 January 2019

What is CVE-2018-16881?

A denial of service vulnerability exists in Rsyslog's imptcp module, allowing an attacker to exploit the imptcp socket by sending a specially crafted message. This can lead to the crash of Rsyslog, disrupting logging and monitoring services. Users are advised to upgrade to Rsyslog version 8.27.0 or later to mitigate this risk.

Affected Version(s)

rsyslog: 8.27.0

References

https://access.redhat.com/errata/RHSA-2019:2110
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:2439
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:2437
vendor-advisoryx_refsource_REDHAT

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

CVSS V3.0

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.