CVE-2011-4063

2011-10-2110:55:03

CWE-20

mitre

web.nvd.nist.gov

cve-2011-4063

asterisk

sip

channel driver

denial of service

remote attack

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:N/I:N/A:C

AI Score

Confidence

Low

EPSS

0.964

Percentile

99.6%

JSON

chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenticated users to cause a denial of service (daemon crash) via a malformed request.

Affected configurations

Nvd

Node

asteriskopen_sourceMatch1.8.7

asteriskopen_sourceMatch10.0.0

VendorProductVersionCPE
asteriskopen_source1.8.7cpe:2.3:a:asterisk:open_source:1.8.7:*:*:*:*:*:*:*
asteriskopen_source10.0.0cpe:2.3:a:asterisk:open_source:10.0.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
asterisk	open_source	1.8.7	cpe:2.3:a:asterisk:open_source:1.8.7:::::::*
asterisk	open_source	10.0.0	cpe:2.3:a:asterisk:open_source:10.0.0:::::::*