GHSA-9W42-V5MM-2FFH
Vulnerability from github – Published: 2022-05-02 03:38 – Updated: 2022-05-02 03:38
VLAI?
Details
The SIP channel driver in Asterisk Open Source 1.2.x before 1.2.34, 1.4.x before 1.4.26.1, 1.6.0.x before 1.6.0.12, and 1.6.1.x before 1.6.1.4; Asterisk Business Edition A.x.x, B.x.x before B.2.5.9, C.2.x before C.2.4.1, and C.3.x before C.3.1; and Asterisk Appliance s800i 1.2.x before 1.3.0.3 does not use a maximum width when invoking sscanf style functions, which allows remote attackers to cause a denial of service (stack memory consumption) via SIP packets containing large sequences of ASCII decimal characters, as demonstrated via vectors related to (1) the CSeq value in a SIP header, (2) large Content-Length value, and (3) SDP.
{
"affected": [],
"aliases": [
"CVE-2009-2726"
],
"database_specific": {
"cwe_ids": [
"CWE-770"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2009-08-12T10:30:00Z",
"severity": "HIGH"
},
"details": "The SIP channel driver in Asterisk Open Source 1.2.x before 1.2.34, 1.4.x before 1.4.26.1, 1.6.0.x before 1.6.0.12, and 1.6.1.x before 1.6.1.4; Asterisk Business Edition A.x.x, B.x.x before B.2.5.9, C.2.x before C.2.4.1, and C.3.x before C.3.1; and Asterisk Appliance s800i 1.2.x before 1.3.0.3 does not use a maximum width when invoking sscanf style functions, which allows remote attackers to cause a denial of service (stack memory consumption) via SIP packets containing large sequences of ASCII decimal characters, as demonstrated via vectors related to (1) the CSeq value in a SIP header, (2) large Content-Length value, and (3) SDP.",
"id": "GHSA-9w42-v5mm-2ffh",
"modified": "2022-05-02T03:38:05Z",
"published": "2022-05-02T03:38:05Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2009-2726"
},
{
"type": "WEB",
"url": "http://downloads.digium.com/pub/security/AST-2009-005.html"
},
{
"type": "WEB",
"url": "http://labs.mudynamics.com/advisories/MU-200908-01.txt"
},
{
"type": "WEB",
"url": "http://secunia.com/advisories/36227"
},
{
"type": "WEB",
"url": "http://www.securityfocus.com/archive/1/505669/100/0/threaded"
},
{
"type": "WEB",
"url": "http://www.securityfocus.com/bid/36015"
},
{
"type": "WEB",
"url": "http://www.securitytracker.com/id?1022705"
},
{
"type": "WEB",
"url": "http://www.vupen.com/english/advisories/2009/2229"
}
],
"schema_version": "1.4.0",
"severity": []
}
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Sightings
| Author | Source | Type | Date |
|---|
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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