Asterisk Heap-Based Buffer Overflow in Skinny Channel Driver (AST-2012-005)

high Nessus Plugin ID 58905


A telephony application running on the remote host is affected by a heap-based buffer overflow vulnerability.


According to the version in its SIP banner, the version of Asterisk running on the remote host is potentially affected by a vulnerability that could allow a remote attacker to crash the server, or possibly inject arbitrary code by sending repeated KEYPAD_BUTTON_MESSAGE events over a Skinny channel to overflow a buffer.


Upgrade to Asterisk / / 10.3.1 or apply the patches listed in the Asterisk advisory.

See Also

Plugin Details

Severity: High

ID: 58905

File Name: asterisk_ast_2012_005.nasl

Version: 1.15

Type: remote

Family: Misc.

Published: 4/27/2012

Updated: 4/11/2022

Configuration: Enable paranoid mode, Enable thorough checks

Supported Sensors: Nessus

Risk Information


Risk Factor: Medium

Score: 5.9


Risk Factor: High

Base Score: 9

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Vulnerability Information

CPE: cpe:/a:digium:asterisk

Required KB Items: Settings/ParanoidReport, asterisk/sip_detected

Exploit Ease: No known exploits are available

Patch Publication Date: 4/23/2012

Vulnerability Publication Date: 3/26/2012

Reference Information

CVE: CVE-2012-2415

BID: 53210