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CVE-2013-2686

Published: Mar 29, 2013Updated: Apr 29, 2026 Sources: CVE List NVDCWE-119
5.0MEDIUM
NVD MITRE
EPSS Score
2.1%
Top 19.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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

AV:NAC:LAu:NC:NI:NA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

asterisk
oss-projectaka asterisk appliance developer kit, open source
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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