Format string error in Webmin - CVE-2005-3912
Published: December 31, 2025
Vulnerability identifier: #VU120873
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2005-3912
CWE-ID: CWE-134
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a format string error in miniserv.pl Perl web server. A remote attacker can supply a specially crafted input that contains format string specifiers and execute arbitrary code on the target system.
Successful exploitation of this vulnerability requires syslog logging enabled.
Affected software
Webmin
Usermin
Usermin
How to mitigate CVE-2005-3912
Install update from vendor's website.
Webmin - update to 1.250
Usermin - update to 1.180
Usermin - update to 1.180
External References
- http://lists.immunitysec.com/pipermail/dailydave/2005-November/002685.html
- http://www.debian.org/security/2006/dsa-1199
- http://www.dyadsecurity.com/webmin-0001.html
- http://www.gentoo.org/security/en/glsa/glsa-200512-02.xml
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:223
- http://www.novell.com/linux/security/advisories/2005_30_sr.html
- http://www.securityfocus.com/archive/1/418093/100/0/threaded
- http://www.vupen.com/english/advisories/2005/2660
- http://www.webmin.com/changes-1.250.html
- http://www.webmin.com/security.html
- http://www.webmin.com/uchanges-1.180.html