CVE-2013-2686

Published: Mar 29, 2013Updated: Apr 29, 2026 Sources: CVE List NVDCWE-119

5.0MEDIUM

NVD MITRE

Description

main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones does not properly restrict Content-Length values, which allows remote attackers to conduct stack-consumption attacks and cause a denial of service (daemon crash) via a crafted HTTP POST request. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-5976.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:LAccess Complexity

Low

Au:NAuthentication

None

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:PAvailability

Partial

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Weaknesses

CWE-119

Affected Products

asterisk

oss-projectaka open source, asterisk appliance developer kit

open sourceOn-premWeb App

Communications / voip-telephony

certified asteriskOn-premWeb App

Communications / voip-telephony

digiumphonesEmbedded

Communications / voip-telephony

and 1 more affected products View all →

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

View detailed technique mapping

References

https://issues.asterisk.org/jira/browse/ASTERISK-20967

issues.asterisk.org

http://telussecuritylabs.com/threats/show/TSL20130327-01

telussecuritylabs.com

http://downloads.asterisk.org/pub/security/AST-2013-002.html

downloads.asterisk.org

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