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CVE-2014-9403

The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote...

4.0 MediumFix available

CVE-2014-9403 is a medium vulnerability (CVSS 4.0) in Znc, published December 19, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.16%, the 82nd percentile. Fixed in znc 1.2-4.

What does this mean?
Severity
4.0 MediumCVSS 2.0, NVD
Exploit chance
2.16%EPSS, 82nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1.2-4znc +4 more

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.

Exploit likelihood

2.16%Up 0.9 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
znc
Debian:12
before 1.2-4
1.2-4
znc
Debian:13
before 1.2-4
1.2-4
znc
Debian:14
before 1.2-4
1.2-4
znc
Mageia:4
before 1.0-4.1.mga4
1.0-4.1.mga4
znc
Ubuntu:14.04:LTS
before 1.2-3ubuntu0.1, plus listed versions
1.0-51.0-5build11.2-11.2-21.2-31.2-3build1
1.2-3ubuntu0.1

What each source reports

NVD Score used4.0

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.

Record
CVE-2014-9403
CVSS 2.0
4.0 MediumAV:N/AC:L/Au:S/C:N/I:N/A:P
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2014-9403
Updated
2026-11-02
EUVDEUVD-2014-9224No score

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.

Record
EUVD-2014-9224
Updated
2026-11-03
GitHub AdvisoriesGHSA-7cjq-452g-rg6qNo score

The CWebAdminMod::ChanPage function in modules/webadmin.cpp in ZNC before 1.4 allows remote...

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.

Record
GHSA-7cjq-452g-rg6q
Updated
2026-11-02
OSVNo score

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.

Record
CVE-2014-9403
Updated
2026-11-02
OSVDEBIAN-CVE-2014-9403No score

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.

Record
DEBIAN-CVE-2014-9403
Updated
2026-11-02
OSVMGASA-2014-0543No score

Updated znc package fixes CVE-2014-9403

Updated znc packages fix security vulnerability:

Adding an already existing channel to a user/network via web admin in ZNC causes a crash if the channel name isn't prefixed with '#' (CVE-2014-9403).

Record
MGASA-2014-0543
Updated
2026-11-02
OSVUBUNTU-CVE-2014-9403No score

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.

Record
UBUNTU-CVE-2014-9403
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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