Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2012-3291

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

Security Impact Summary

CVE-2012-3291 is a security vulnerability that . Impacting 1 product from infradead organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2012, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2012-06-07T20:55:02.057

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	infradead	openconnect	≤ 3.17	Yes
Application	infradead	openconnect	1.00	Yes
Application	infradead	openconnect	1.10	Yes
Application	infradead	openconnect	1.20	Yes
Application	infradead	openconnect	1.30	Yes
Application	infradead	openconnect	1.40	Yes
Application	infradead	openconnect	2.00	Yes
Application	infradead	openconnect	2.01	Yes
Application	infradead	openconnect	2.10	Yes
Application	infradead	openconnect	2.11	Yes
Application	infradead	openconnect	2.12	Yes
Application	infradead	openconnect	2.20	Yes
Application	infradead	openconnect	2.21	Yes
Application	infradead	openconnect	2.22	Yes
Application	infradead	openconnect	2.23	Yes
Application	infradead	openconnect	2.24	Yes
Application	infradead	openconnect	2.25	Yes
Application	infradead	openconnect	2.26	Yes
Application	infradead	openconnect	3.00	Yes
Application	infradead	openconnect	3.01	Yes
Application	infradead	openconnect	3.02	Yes
Application	infradead	openconnect	3.11	Yes
Application	infradead	openconnect	3.12	Yes
Application	infradead	openconnect	3.13	Yes
Application	infradead	openconnect	3.14	Yes
Application	infradead	openconnect	3.15	Yes
Application	infradead	openconnect	3.16	Yes

References

http://git.infradead.org/users/dwmw2/openconnect.git/commitdiff/14cae65318d3ef1f7d449e463b72b6934e82f1c2 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079747.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2013-06/msg00186.html ([email protected])
http://www.debian.org/security/2012/dsa-2495 ([email protected])
http://www.infradead.org/openconnect/changelog.html ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17242 ([email protected])
http://git.infradead.org/users/dwmw2/openconnect.git/commitdiff/14cae65318d3ef1f7d449e463b72b6934e82f1c2 (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079747.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2013-06/msg00186.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2012/dsa-2495 (af854a3a-2127-422b-91ae-364da2661108)
http://www.infradead.org/openconnect/changelog.html (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17242 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For infradead's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.