CVE-2009-4652
Description
The (1) Conn_GetCipherInfo and (2) Conn_UsesSSL functions in src/ngircd/conn.c in ngIRCd 13 and 14, when SSL/TLS support is present and standalone mode is disabled, allow remote attackers to cause a denial of service (application crash) by sending the MOTD command from another server in the same IRC network, possibly related to an array index 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
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 15-0.1 |
| sid | Fixed | 15-0.1 |
| forky | Fixed | 15-0.1 |
| bullseye | Fixed | 15-0.1 |
| bookworm | Fixed | 15-0.1 |
References
- http://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd.git%3Ba=blobdiff%3Bf=src/ngircd/conn.c%3Bh=c6095a31c613bc5ca127d55b8723e15b836f1cca%3Bhp=9752a6191c7e2da5b0df64779e9cc28ad1e6241c%3Bhb=627b0b713c52406e50c84bb9459e7794262920a2%3Bhpb=95428a72ffb5214826b61d5e77f860e7ef6a6c9e
- http://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd.git%3Ba=commit%3Bh=627b0b713c52406e50c84bb9459e7794262920a2
- http://ngircd.barton.de/doc/ChangeLog
- http://ngircd.barton.de/doc/NEWS
- http://secunia.com/advisories/37343
- http://www.securityfocus.com/bid/37021
- http://www.vupen.com/english/advisories/2009/3240
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54272
- https://security-tracker.debian.org/tracker/CVE-2009-4652
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.