FKIE_CVE-2011-2535
Vulnerability from fkie_nvd - Published: 2011-07-06 19:55 - Updated: 2026-06-16 23:31
Severity
Summary
chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame.
References
Impacted products
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{
"nodes": [
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"cveTags": [],
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"value": "chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame."
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{
"lang": "es",
"value": "chan_iax2.c en el controlador de canal IAX2 en Asterisk Open Source v1.4.x anteriores a v1.4.41.1, v1.6.2.x anteriores a v1.6.2.18.1, y v1.8.x anteriores a v1.8.4.3, y Asterisk Business Edition vC.3 anteriores a vC.3.7.3, accede a una direcci\u00f3n de memoria contenida en un marco de control de opci\u00f3n, que permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda del demonio) o posiblemente tener un impacto no especificado a trav\u00e9s de un marco manipulado."
}
],
"id": "CVE-2011-2535",
"lastModified": "2026-06-16T23:31:33.683",
"metrics": {
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"accessVector": "NETWORK",
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"baseScore": 5.0,
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"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
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"impactScore": 2.9,
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"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
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},
"published": "2011-07-06T19:55:03.497",
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},
{
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],
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},
{
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},
{
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],
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},
{
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],
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},
{
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},
{
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"url": "http://secunia.com/advisories/45239"
},
{
"source": "cve@mitre.org",
"url": "http://securitytracker.com/id?1025708"
},
{
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},
{
"source": "cve@mitre.org",
"url": "http://www.osvdb.org/73309"
},
{
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"url": "http://www.securityfocus.com/bid/48431"
},
{
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},
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"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68205"
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],
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],
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"type": "Primary"
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]
}
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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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