CVE-2011-4598

N/A Unknown
Published: December 15, 2011 Modified: April 29, 2026
View on NVD

Description

The handle_request_info function in channels/chan_sip.c in Asterisk Open Source 1.6.2.x before 1.6.2.21 and 1.8.x before 1.8.7.2, when automon is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted sequence of SIP requests.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://downloads.asterisk.org/pub/security/AST-2011-014.html
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2011/12/09/3
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2011/12/09/4
Source: secalert@redhat.com
http://osvdb.org/77598
Source: secalert@redhat.com
http://secunia.com/advisories/47273
Source: secalert@redhat.com
http://www.debian.org/security/2011/dsa-2367
Source: secalert@redhat.com
http://downloads.asterisk.org/pub/security/AST-2011-014.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2011/12/09/3
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2011/12/09/4
Source: af854a3a-2127-422b-91ae-364da2661108
http://osvdb.org/77598
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/47273
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.debian.org/security/2011/dsa-2367
Source: af854a3a-2127-422b-91ae-364da2661108

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
2.4%
82th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-200

Affected Vendors

digium

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