CVE-2018-16881

CWE-190 — Integer Overflow8 documents8 sources
Severity
7.5HIGH
EPSS
2.6%
top 14.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
13
Rsyslog RsyslogTHE Rsyslog Project Rsyslog:Debian Debian Linux+10 more
Timeline
PublishedJan 25
Latest updateMay 13

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages9 packages

▶NVDrsyslog/rsyslog< 8.27.0
▶Debianrsyslog< 8.27.0-2+3

Also affects: Debian Linux 9.0, Enterprise Linux 7.0

Patches

Patch: bugzilla.redhat.com ↗Patch: bugzilla.redhat.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-hg54-w573-5vvv: A denial of service vulnerability was found in rsyslog in the imptcp module↗2022-05-13
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CVEList
CVE-2018-16881: A denial of service vulnerability was found in rsyslog in the imptcp module↗2019-01-25
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OSV
CVE-2018-16881: A denial of service vulnerability was found in rsyslog in the imptcp module↗2019-01-25
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📋Vendor Advisories

3
Ubuntu
Rsyslog vulnerabilities↗2022-05-12
▶
Debian
CVE-2018-16881: rsyslog - A denial of service vulnerability was found in rsyslog in the imptcp module. An ...↗2018
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Red Hat
rsyslog: imptcp: integer overflow when Octet-Counted TCP Framing is enabled↗2017-04-19
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💬Community

1
Bugzilla
CVE-2018-16881 rsyslog: imptcp: integer overflow when Octet-Counted TCP Framing is enabled↗2018-12-11
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