Input validation error in ZNC - CVE-2013-2130
Published: June 5, 2014 / Updated: August 3, 2020
Vulnerability identifier: #VU33305
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-2130
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows remote authenticated users to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (NULL pointer reference and crash) via a crafted request to the (1) editnetwork, (2) editchan, (3) addchan, or (4) delchan page in modules/webadmin.cpp.
Affected software
ZNC
znc (Alpine package)
znc
Fedora
znc (Alpine package)
znc
Fedora
How to mitigate CVE-2013-2130
Update to version 1.2.
ZNC - update to 1.2
znc (Alpine package) - update to 1.0-r2
znc - update to 1.2-0.1.alpha1.el6
znc (Alpine package) - update to 1.0-r2
znc - update to 1.2-0.1.alpha1.el6
External References
- http://advisories.mageia.org/MGASA-2013-0257.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114144.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114172.html
- http://secunia.com/advisories/53450
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:013
- http://www.openwall.com/lists/oss-security/2013/05/30/3
- https://github.com/znc/znc/commit/2bd410ee5570cea127233f1133ea22f25174eb28