CVE-2011-2940
critical
CVSS v3
—
CVSS v4 NEW
—
VIR risk
9.3
Description
stunnel 4.40 and 4.41 might allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
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
Debian Fixed 4 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 3:4.42-1 |
| sid | Fixed | 3:4.42-1 |
| bullseye | Fixed | 3:4.42-1 |
| bookworm | Fixed | 3:4.42-1 |
References
- http://secunia.com/advisories/45705
- http://securitytracker.com/id?1025959
- http://stunnel.org/?page=sdf_ChangeLog
- http://www.openwall.com/lists/oss-security/2011/08/19/18
- http://www.openwall.com/lists/oss-security/2011/08/19/6
- http://www.osvdb.org/74600
- http://www.securityfocus.com/bid/49254
- http://www.stunnel.org/pipermail/stunnel-announce/2011-August/000059.html
- https://bugzilla.redhat.com/show_bug.cgi?id=732068
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69318
- https://security-tracker.debian.org/tracker/CVE-2011-2940
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.