CVE-2011-1018

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell...

10.0 HighPublic exploitFix available

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Exploit likelihood

18.3%Up 5.8 points since Feb 4, 2022

What each source reports

NVD Score used10.0

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Record: CVE-2011-1018
CVSS 2.0: 10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-20
Updated: 2026-11-02

CVE ListNo score

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Record: CVE-2011-1018
Updated: 2026-11-02

EUVDEUVD-2011-1035No score

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Record: EUVD-2011-1035
Updated: 2026-11-03

GitHub AdvisoriesGHSA-g657-whx2-ph73No score

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell...

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Record: GHSA-g657-whx2-ph73
Weakness: CWE-20
Updated: 2026-11-02

OSVNo score

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Record: CVE-2011-1018
Updated: 2026-11-02

OSVDEBIAN-CVE-2011-1018No score

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

Record: DEBIAN-CVE-2011-1018
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10097-1No score

logwatch-7.4.3-1.4 on GA media

These are all security issues fixed in the logwatch-7.4.3-1.4 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10097-1
Updated: 2026-11-02

Affected products

logwatch

Affected packages

Affected packages
Package	Affected	Fixed
`logwatch` Debian:12	before 7.3.6.cvs20090906-2	7.3.6.cvs20090906-2
`logwatch` Debian:13	before 7.3.6.cvs20090906-2	7.3.6.cvs20090906-2
`logwatch` Debian:14	before 7.3.6.cvs20090906-2	7.3.6.cvs20090906-2
`logwatch` Debian:5.0	before 7.3.6.cvs20080702-2lenny1, plus listed versions 7.3.6.cvs20080702-2	7.3.6.cvs20080702-2lenny1
`logwatch` Debian:6.0	before 7.3.6.cvs20090906-1squeeze1, plus listed versions 7.3.6.cvs20090906-1	7.3.6.cvs20090906-1squeeze1
`logwatch` Red Hat:enterprise_linux:5::server	before 0:7.3-9.el5_6	0:7.3-9.el5_6
`logwatch` Red Hat:enterprise_linux:6::client	before 0:7.3.6-49.el6	0:7.3.6-49.el6
`logwatch` Red Hat:enterprise_linux:6::computenode	before 0:7.3.6-49.el6	0:7.3.6-49.el6
`logwatch` Red Hat:enterprise_linux:6::server	before 0:7.3.6-49.el6	0:7.3.6-49.el6
`logwatch` Red Hat:enterprise_linux:6::workstation	before 0:7.3.6-49.el6	0:7.3.6-49.el6
`logwatch` openSUSE:Tumbleweed	before 7.4.3-1.4	7.4.3-1.4

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Logwatch Log File - Special Characters Privilege Escalation	2011-02-24

History

History
Recorded	Changed	Sources
Nov 10, 2026	facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-1018 is a high vulnerability (CVSS 10.0) in Logwatch, published February 25, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 18.3%, the 97th percentile. Fixed in logwatch 7.3.6.cvs20090906-2.

References

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