CVE-2011-0343

Name: CVE-2011-0343
Creator: NVD / NIST
Published: 2011-01-28T16:00:03.39+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.38%

Last modified Jun 16, 2026

CVE-2011-0343 is a vulnerability of currently unknown severity. Balabit syslog-ng 2.0, 3.0, 3.1, 3.2 OSE and PE, when running on FreeBSD or HP-UX, does not properly perform cast operations, which causes syslog-ng to use a default value of -1 to create log files with insecure permissions (07777), which allows local users to read and write to these log files.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

Balabit syslog-ng 2.0, 3.0, 3.1, 3.2 OSE and PE, when running on FreeBSD or HP-UX, does not properly perform cast operations, which causes syslog-ng to use a default value of -1 to create log files with insecure permissions (07777), which allows local users to read and write to these log files.

Metrics

EPSS Probability

0.38%

29.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Oneidentity	Syslog-Ng	2.0
Oneidentity	Syslog-Ng	3.0
Oneidentity	Syslog-Ng	3.1
Oneidentity	Syslog-Ng	3.2

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=608491Patch, Third Party Advisory
http://www.securityfocus.com/archive/1/515955/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/45988Third Party Advisory, VDB Entry
https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000101.htmlVendor Advisory
https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000102.htmlVendor Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=608491Patch, Third Party Advisory
http://www.securityfocus.com/archive/1/515955/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/45988Third Party Advisory, VDB Entry
https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000101.htmlVendor Advisory
https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000102.htmlVendor Advisory

Timeline

Published: Jan 28, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-0343?

How severe is CVE-2011-0343?

Severity scoring for CVE-2011-0343 is pending analysis. The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2011-0343?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-0343?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST