CVE-2012-6687
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
5.0
Description
FastCGI (aka fcgi and libfcgi) 2.4.0 allows remote attackers to cause a denial of service (segmentation fault and crash) via a large number of connections.
Predictions
Exploit likelihood
20%
Patch ETA
—
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 | 2.4.0-8.3 |
| debian | bullseye | fixed | 2.4.0-8.3 |
| debian | forky | fixed | 2.4.0-8.3 |
| debian | sid | fixed | 2.4.0-8.3 |
| debian | trixie | fixed | 2.4.0-8.3 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| fastcgi | fcgi | 2.4.0 | |
References
- http://advisories.mageia.org/MGASA-2015-0184.html
- http://www.openwall.com/lists/oss-security/2015/02/06/4
- http://www.openwall.com/lists/oss-security/2015/02/07/4
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=681591
- https://bugs.launchpad.net/ubuntu/+source/libfcgi/+bug/933417
- https://bugzilla.redhat.com/show_bug.cgi?id=1189958
- https://exchange.xforce.ibmcloud.com/vulnerabilities/100696
- https://security-tracker.debian.org/tracker/CVE-2012-6687
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.