CVE-2011-3594 (GCVE-0-2011-3594)
Vulnerability from cvelistv5 – Published: 2011-11-04 21:00 – Updated: 2024-08-06 23:37
VLAI
EPSS
VEX
Summary
The g_markup_escape_text function in the SILC protocol plug-in in libpurple 2.10.0 and earlier, as used in Pidgin and possibly other products, allows remote attackers to cause a denial of service (crash) via invalid UTF-8 sequences that trigger use of invalid pointers and an out-of-bounds read, related to interactions with certain versions of glib2.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
8 references
| URL | Tags |
|---|---|
| https://oval.cisecurity.org/repository/search/def… | vdb-entrysignaturex_refsource_OVAL |
| http://developer.pidgin.im/viewmtn/revision/diff/… | x_refsource_MISC |
| https://bugzilla.redhat.com/show_bug.cgi?id=743481 | x_refsource_MISC |
| http://www.mandriva.com/security/advisories?name=… | vendor-advisoryx_refsource_MANDRIVA |
| http://secunia.com/advisories/46376 | third-party-advisoryx_refsource_SECUNIA |
| http://developer.pidgin.im/ticket/14636 | x_refsource_CONFIRM |
| http://www.redhat.com/support/errata/RHSA-2011-13… | vendor-advisoryx_refsource_REDHAT |
| http://pidgin.im/news/security/?id=56 | x_refsource_CONFIRM |
Date Public
2011-10-13 00:00
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"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2011-11-04T21:55:07.083",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Exploit"
],
"url": "http://developer.pidgin.im/ticket/14636"
},
{
"source": "secalert@redhat.com",
"url": "http://developer.pidgin.im/viewmtn/revision/diff/be5e66abad2af29604bc794cc4c6600ab12751f3/with/7eb1f6d56cc58bbb5b56b7df53955d36b9b419b8"
},
{
"source": "secalert@redhat.com",
"url": "http://pidgin.im/news/security/?id=56"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/46376"
},
{
"source": "secalert@redhat.com",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:183"
},
{
"source": "secalert@redhat.com",
"url": "http://www.redhat.com/support/errata/RHSA-2011-1371.html"
},
{
"source": "secalert@redhat.com",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=743481"
},
{
"source": "secalert@redhat.com",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18034"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit"
],
"url": "http://developer.pidgin.im/ticket/14636"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://developer.pidgin.im/viewmtn/revision/diff/be5e66abad2af29604bc794cc4c6600ab12751f3/with/7eb1f6d56cc58bbb5b56b7df53955d36b9b419b8"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://pidgin.im/news/security/?id=56"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/46376"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:183"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.redhat.com/support/errata/RHSA-2011-1371.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=743481"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18034"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T12:55:10+00:00",
"cve": "CVE-2011-3594",
"id": "CVE-2011-3594",
"initial_release_date": "2011-09-29T00:00:00+00:00",
"product_status:fixed": "227",
"product_status:known_not_affected": "11",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "libpurple: invalid UTF-8 string handling in SILC messages",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-3594.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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