CVE-2014-9403

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.

4.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 1.27% Top 25%

Vendor Advisory mandriva.com Vendor Advisory github.com

Affected: n/a n/a

References

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

Frequently Asked Questions

What is the severity of CVE-2014-9403?: CVE-2014-9403 has been scored as a medium severity vulnerability.
How to fix CVE-2014-9403?: To fix CVE-2014-9403, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-9403 being actively exploited in the wild?: It is possible that CVE-2014-9403 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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