CVE-2014-9403

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-12-19 · updated 2026-06-17

Description

The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) by adding a channel with the same name as an existing channel but without the leading # character, related to a "use-after-delete" error.

Affected products

znc: through 1.2

References

http://advisories.mageia.org/MGASA-2014-0543.html
http://secunia.com/advisories/57795
http://www.mandriva.com/security/advisories?name=MDVSA-2015:013
http://www.openwall.com/lists/oss-security/2014/12/18/2
http://www.securityfocus.com/bid/66926
https://github.com/znc/znc/blob/master/ChangeLog.md
https://github.com/znc/znc/issues/528
http://advisories.mageia.org/MGASA-2014-0543.html
http://secunia.com/advisories/57795
http://www.mandriva.com/security/advisories?name=MDVSA-2015:013
http://www.openwall.com/lists/oss-security/2014/12/18/2
http://www.securityfocus.com/bid/66926

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