Digium Asterisk up to 1.4.10 Channel Driver access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.2	$0-$5k	0.00

A vulnerability was found in Digium Asterisk up to 1.4.10 (Communications System) and classified as critical. Affected by this issue is an unknown function of the component Channel Driver. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, and integrity. CVE summarizes:

Unspecified vulnerability in Asterisk Open Source 1.2.x before 1.2.27, 1.4.x before 1.4.18.1 and 1.4.19-rc3; Business Edition A.x.x, B.x.x before B.2.5.1, and C.x.x before C.1.6.2; AsteriskNOW 1.0.x before 1.0.2; Appliance Developer Kit before 1.4 revision 109393; and s800i 1.0.x before 1.1.0.2; allows remote attackers to access the SIP channel driver via a crafted From header.

The weakness was shared 03/19/2008 (Website). The advisory is available at downloads.digium.com. This vulnerability is handled as CVE-2008-1332 since 03/13/2008. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 32135 (Asterisk SIP Remote Authentication Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc..

Upgrading to version 1.4.11 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (41308) and Tenable (32135). The entry 41595 is related to this item.

Productinfo

Type

Communications System

Vendor

Digium

Name

Asterisk

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.1
VulDB Meta Temp Score: 8.2

VulDB Base Score: 9.1
VulDB Temp Score: 8.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 32135
Nessus Name: Asterisk SIP Remote Authentication Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 60616
OpenVAS Name: Debian Security Advisory DSA 1525-1 (asterisk)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Asterisk 1.4.11

Timelineinfo

03/13/2008 🔍
03/18/2008 +5 days 🔍
03/18/2008 +0 days 🔍
03/19/2008 +1 days 🔍
03/19/2008 +0 days 🔍
03/19/2008 +0 days 🔍
03/19/2008 +0 days 🔍
03/25/2008 +6 days 🔍
05/07/2008 +43 days 🔍
03/16/2015 +2504 days 🔍
12/24/2017 +1014 days 🔍

Sourcesinfo

Vendor: digium.com

Advisory: downloads.digium.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-1332 (🔍)
OVAL: 🔍

X-Force: 41308
SecurityTracker: 1019629 - Asterisk SIP Channel Driver Lets Remote Users Make Unauthenticated Calls
Vulnerability Center: 18013 - Digium Asterisk, Business Edition, AsteriskNOW, Appliance Developer Kit and s800i Allow SIP Access, High
SecurityFocus: 28310 - Asterisk Call Authentication Security Bypass Vulnerability
Secunia: 29426 - Asterisk Multiple Vulnerabilities, Highly Critical
Vupen: ADV-2008-0928

See also: 🔍

Entryinfo

Created: 03/16/2015 17:00
Updated: 12/24/2017 09:35
Changes: 03/16/2015 17:00 (65), 12/24/2017 09:35 (18)
Complete: 🔍