CVE-2012-3291

high
Published 2012-06-07 ยท Modified 2026-04-29
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
7.8

Description

Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

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 โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 3.18-1
sid Fixed 3.18-1
forky Fixed 3.18-1
bullseye Fixed 3.18-1
bookworm Fixed 3.18-1

Application impact

VendorProductVersionsFixed
infradeadopenconnect{"endIncluding":"3.17"}
infradeadopenconnect1.00
infradeadopenconnect1.10
infradeadopenconnect1.20
infradeadopenconnect1.30
infradeadopenconnect1.40
infradeadopenconnect2.00
infradeadopenconnect2.01
infradeadopenconnect2.10
infradeadopenconnect2.11
infradeadopenconnect2.12
infradeadopenconnect2.20
infradeadopenconnect2.21
infradeadopenconnect2.22
infradeadopenconnect2.23
infradeadopenconnect2.24
infradeadopenconnect2.25
infradeadopenconnect2.26
infradeadopenconnect3.00
infradeadopenconnect3.01
infradeadopenconnect3.02
infradeadopenconnect3.11
infradeadopenconnect3.12
infradeadopenconnect3.13
infradeadopenconnect3.14
infradeadopenconnect3.15
infradeadopenconnect3.16

References

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.