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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 1.2-4 |
| debian | bullseye | fixed | 1.2-4 |
| debian | forky | fixed | 1.2-4 |
| debian | sid | fixed | 1.2-4 |
| debian | trixie | fixed | 1.2-4 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| znc | znc | {"endIncluding":"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
- https://security-tracker.debian.org/tracker/CVE-2014-9403
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.