CVE-2012-3291
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service...
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
Exploit likelihood
What each source reports
NVD Score used
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
- Record
CVE-2012-3291- CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
- Record
CVE-2012-3291- Updated
- 2026-11-02
EUVDEUVD-2012-3269 No score
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
- Record
EUVD-2012-3269- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6578-wffp-8556 No score
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service...
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
- Record
GHSA-6578-wffp-8556- Weakness
- CWE-119
- Updated
- 2026-11-02
OSV No score
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
- Record
CVE-2012-3291- Updated
- 2026-11-02
OSVDEBIAN-CVE-2012-3291 No score
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
- Record
DEBIAN-CVE-2012-3291- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10553-1 No score
openconnect-7.07-1.3 on GA media
These are all security issues fixed in the openconnect-7.07-1.3 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10553-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
openconnectDebian:12 |
before 3.18-1 | 3.18-1 |
openconnectDebian:13 |
before 3.18-1 | 3.18-1 |
openconnectDebian:14 |
before 3.18-1 | 3.18-1 |
openconnectDebian:6.0 |
before 2.25-0.1+squeeze1, plus listed versions 2.25-0.1 |
2.25-0.1+squeeze1 |
openconnectopenSUSE:Tumbleweed From an advisory covering 3 CVEs |
before 7.07-1.3 | 7.07-1.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-3291 is a high vulnerability (CVSS 7.8) in Infradead Openconnect, published June 7, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.30%, the 83rd percentile. Fixed in openconnect 3.18-1.
References
infradead.org/openconnect/changelog.html
debian.org/security/2012/dsa-2495
lists.fedoraproject.org/pipermail/package-announce/2012-May/079747.html
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17242
lists.opensuse.org/opensuse-updates/2013-06/msg00186.html
git.infradead.org/users/dwmw2/openconnect.git/commitdiff/14cae65318d3ef1f7d449e463b72b6934e82f1c2