CVE-2011-4462 (GCVE-0-2011-4462)
Vulnerability from cvelistv5 – Published: 2011-12-30 01:00 – Updated: 2024-08-07 00:09
VLAI
EPSS
VEX
Summary
Plone 4.1.3 and earlier computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
6 references
| URL | Tags |
|---|---|
| http://www.nruns.com/_downloads/advisory28122011.pdf | x_refsource_MISC |
| https://exchange.xforce.ibmcloud.com/vulnerabilit… | vdb-entryx_refsource_XF |
| http://www.kb.cert.org/vuls/id/903934 | third-party-advisoryx_refsource_CERT-VN |
| http://archives.neohapsis.com/archives/bugtraq/20… | mailing-listx_refsource_BUGTRAQ |
| http://secunia.com/advisories/47406 | third-party-advisoryx_refsource_SECUNIA |
| http://www.ocert.org/advisories/ocert-2011-003.html | x_refsource_MISC |
Date Public
2011-12-28 00:00
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"value": "Plone v4.1.3 y anteriores calcula los valores hash de los par\u00e1metros de forma, sin restringir la capacidad de desencadenar colisiones hash predecible, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (consumo de CPU) mediante el env\u00edo de gran cantidad de par\u00e1metros a mano."
}
],
"id": "CVE-2011-4462",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2011-12-30T01:55:01.377",
"references": [
{
"source": "cve@mitre.org",
"url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/47406"
},
{
"source": "cve@mitre.org",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/903934"
},
{
"source": "cve@mitre.org",
"url": "http://www.nruns.com/_downloads/advisory28122011.pdf"
},
{
"source": "cve@mitre.org",
"url": "http://www.ocert.org/advisories/ocert-2011-003.html"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/72018"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/47406"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/903934"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.nruns.com/_downloads/advisory28122011.pdf"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.ocert.org/advisories/ocert-2011-003.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/72018"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-01-28T22:52:05+00:00",
"cve": "CVE-2011-4462",
"id": "CVE-2011-4462",
"initial_release_date": "2011-12-28T00:00:00+00:00",
"product_status:known_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "plone: hash table collisions CPU usage DoS (oCERT-2011-003)",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-4462.json",
"version": "3"
}
}
}
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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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