CVE-2012-3291 (GCVE-0-2012-3291)
Vulnerability from cvelistv5 – Published: 2012-06-07 20:00 – Updated: 2024-08-06 19:57
VLAI
EPSS
VEX
Summary
Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
6 references
| URL | Tags |
|---|---|
| http://www.infradead.org/openconnect/changelog.html | x_refsource_CONFIRM |
| http://www.debian.org/security/2012/dsa-2495 | vendor-advisoryx_refsource_DEBIAN |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| https://oval.cisecurity.org/repository/search/def… | vdb-entrysignaturex_refsource_OVAL |
| http://lists.opensuse.org/opensuse-updates/2013-0… | vendor-advisoryx_refsource_SUSE |
| http://git.infradead.org/users/dwmw2/openconnect.… | x_refsource_CONFIRM |
Date Public
2012-04-27 00:00
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"matchCriteriaId": "C6CAF5FF-D235-4076-8C53-178046DB1E21",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.01:*:*:*:*:*:*:*",
"matchCriteriaId": "BE004D4A-7828-434E-BC3B-5F2E4BADBB5C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.02:*:*:*:*:*:*:*",
"matchCriteriaId": "CF998695-F365-434B-9CC2-D38E19205841",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.11:*:*:*:*:*:*:*",
"matchCriteriaId": "95067CF5-60DD-4894-B9E8-16C172A95AA2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.12:*:*:*:*:*:*:*",
"matchCriteriaId": "7F7A59FD-13B7-4B25-9405-01BEC30CF92A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.13:*:*:*:*:*:*:*",
"matchCriteriaId": "8CA3D950-359A-430F-908A-2C73B7EBFE93",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.14:*:*:*:*:*:*:*",
"matchCriteriaId": "A87AF2BB-F322-405A-A9DD-912187C84230",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.15:*:*:*:*:*:*:*",
"matchCriteriaId": "D987F0E3-1072-476A-BEA7-7590D2B9BFFB",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:infradead:openconnect:3.16:*:*:*:*:*:*:*",
"matchCriteriaId": "7CFF9035-206F-4AF1-8B46-30265EC056A4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafted greeting banner."
},
{
"lang": "es",
"value": "Un desbordamiento de buffer basado en memoria din\u00e1mica en OpenConnect v3.18 permite a los servidores remotos provocar una denegaci\u00f3n de servicio a trav\u00e9s de un \"banner\" de saludo espec\u00edficamente modificado."
}
],
"id": "CVE-2012-3291",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.8,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2012-06-07T20:55:02.057",
"references": [
{
"source": "cve@mitre.org",
"url": "http://git.infradead.org/users/dwmw2/openconnect.git/commitdiff/14cae65318d3ef1f7d449e463b72b6934e82f1c2"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079747.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.opensuse.org/opensuse-updates/2013-06/msg00186.html"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2012/dsa-2495"
},
{
"source": "cve@mitre.org",
"url": "http://www.infradead.org/openconnect/changelog.html"
},
{
"source": "cve@mitre.org",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17242"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://git.infradead.org/users/dwmw2/openconnect.git/commitdiff/14cae65318d3ef1f7d449e463b72b6934e82f1c2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079747.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-updates/2013-06/msg00186.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2012/dsa-2495"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.infradead.org/openconnect/changelog.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17242"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-05-02T01:38:41Z",
"cve": "CVE-2012-3291",
"id": "CVE-2012-3291",
"initial_release_date": "2023-02-15T05:46:02Z",
"product_status:known_not_affected": "6",
"product_status:recommended": "44",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2012-3291",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2012-3291.json",
"version": "8"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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