CVE-2013-5642 (GCVE-0-2013-5642)
Vulnerability from cvelistv5 – Published: 2013-09-09 17:00 – Updated: 2024-08-06 17:15
VLAI
EPSS
VEX
Summary
The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x before 1.8.23.1, 10.x before 10.12.3, and 11.x before 11.5.1; Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.3-digiumphones allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an invalid SDP that defines a media description before the connection description in a SIP request.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
10 references
| URL | Tags |
|---|---|
| http://secunia.com/advisories/54534 | third-party-advisoryx_refsource_SECUNIA |
| http://osvdb.org/96690 | vdb-entryx_refsource_OSVDB |
| http://downloads.asterisk.org/pub/security/AST-20… | x_refsource_CONFIRM |
| http://secunia.com/advisories/54617 | third-party-advisoryx_refsource_SECUNIA |
| http://www.debian.org/security/2013/dsa-2749 | vendor-advisoryx_refsource_DEBIAN |
| https://issues.asterisk.org/jira/browse/ASTERISK-22007 | x_refsource_CONFIRM |
| http://www.securitytracker.com/id/1028957 | vdb-entryx_refsource_SECTRACK |
| http://www.securityfocus.com/bid/62022 | vdb-entryx_refsource_BID |
| http://archives.neohapsis.com/archives/bugtraq/20… | mailing-listx_refsource_BUGTRAQ |
| http://www.mandriva.com/security/advisories?name=… | vendor-advisoryx_refsource_MANDRIVA |
Date Public
2013-08-27 00:00
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"lang": "en",
"value": "The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x before 1.8.23.1, 10.x before 10.12.3, and 11.x before 11.5.1; Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.3-digiumphones allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an invalid SDP that defines a media description before the connection description in a SIP request."
},
{
"lang": "es",
"value": "El controlador de canal SIP (channels/chan_sip.c) en Asterisk Open Source 1.8.x (anteriores a 1.8.23.1), 10.x (anteriores a 10.12.3), y 11.x (anteriores a 11.5.1); Certified Asterisk 1.8.15 (anteriores a 1.8.15-cert3) y 11.2 (anteriores a 11.2-cert2); y Asterisk Digiumphones 10.x-digiumphones (anteriores a 10.12.3-digiumphones) permiten a un atcante remoto causar una denegaci\u00f3n de servicio (referencia a puntero nulo, corrupci\u00f3n de memoria, y ca\u00edda del demonio) a trav\u00e9s de un SDP inv\u00e1lido que define una descripci\u00f3n de medios antes de la descripci\u00f3n de conexi\u00f3n en una petici\u00f3n SIP."
}
],
"id": "CVE-2013-5642",
"lastModified": "2024-11-21T01:57:52.070",
"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": "2013-09-09T17:55:06.267",
"references": [
{
"source": "cve@mitre.org",
"url": "http://archives.neohapsis.com/archives/bugtraq/2013-08/0174.html"
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{
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},
{
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},
{
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"url": "http://www.debian.org/security/2013/dsa-2749"
},
{
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"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:223"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/62022"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1028957"
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{
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"url": "https://issues.asterisk.org/jira/browse/ASTERISK-22007"
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{
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"url": "http://archives.neohapsis.com/archives/bugtraq/2013-08/0174.html"
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"url": "https://issues.asterisk.org/jira/browse/ASTERISK-22007"
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"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
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"value": "CWE-20"
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"source": "nvd@nist.gov",
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"negate": false,
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]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x before 1.8.23.1, 10.x before 10.12.3, and 11.x before 11.5.1; Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.3-digiumphones allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an invalid SDP that defines a media description before the connection description in a SIP request."
},
{
"lang": "es",
"value": "El controlador de canal SIP (channels/chan_sip.c) en Asterisk Open Source 1.8.x (anteriores a 1.8.23.1), 10.x (anteriores a 10.12.3), y 11.x (anteriores a 11.5.1); Certified Asterisk 1.8.15 (anteriores a 1.8.15-cert3) y 11.2 (anteriores a 11.2-cert2); y Asterisk Digiumphones 10.x-digiumphones (anteriores a 10.12.3-digiumphones) permiten a un atcante remoto causar una denegaci\u00f3n de servicio (referencia a puntero nulo, corrupci\u00f3n de memoria, y ca\u00edda del demonio) a trav\u00e9s de un SDP inv\u00e1lido que define una descripci\u00f3n de medios antes de la descripci\u00f3n de conexi\u00f3n en una petici\u00f3n SIP."
}
],
"id": "CVE-2013-5642",
"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": "2013-09-09T17:55:06.267",
"references": [
{
"source": "cve@mitre.org",
"url": "http://archives.neohapsis.com/archives/bugtraq/2013-08/0174.html"
},
{
"source": "cve@mitre.org",
"tags": [
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"Vendor Advisory"
],
"url": "http://downloads.asterisk.org/pub/security/AST-2013-005.html"
},
{
"source": "cve@mitre.org",
"url": "http://osvdb.org/96690"
},
{
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"tags": [
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],
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},
{
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"url": "http://secunia.com/advisories/54617"
},
{
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"url": "http://www.debian.org/security/2013/dsa-2749"
},
{
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"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:223"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/62022"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1028957"
},
{
"source": "cve@mitre.org",
"url": "https://issues.asterisk.org/jira/browse/ASTERISK-22007"
},
{
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"url": "http://archives.neohapsis.com/archives/bugtraq/2013-08/0174.html"
},
{
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"tags": [
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],
"url": "http://downloads.asterisk.org/pub/security/AST-2013-005.html"
},
{
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},
{
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"tags": [
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],
"url": "http://secunia.com/advisories/54534"
},
{
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"url": "http://secunia.com/advisories/54617"
},
{
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"url": "http://www.debian.org/security/2013/dsa-2749"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:223"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/62022"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id/1028957"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://issues.asterisk.org/jira/browse/ASTERISK-22007"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-11-21T12:39:33+00:00",
"cve": "CVE-2013-5642",
"id": "CVE-2013-5642",
"initial_release_date": "2013-08-27T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "asterisk: two denial of service flaws in the SIP channel driver (AST-2013-004, AST-2013-005)",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2013/cve-2013-5642.json",
"version": "3"
}
}
}
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Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
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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.