VDB-11536 · AST-2013-006 · OSVDB 101100

Digium Asterisk 1.8.24.0 SMS Message memory corruption

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Digium Asterisk 1.8.24.0. This affects an unknown function of the component SMS Message Handler. Executing a manipulation can lead to memory corruption. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Digium Asterisk 1.8.24.0 (Communications System). It has been declared as critical. This vulnerability affects an unknown function of the component SMS Message Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability.

The weakness was released 12/16/2013 by Jan Juergens as AST-2013-006 as not defined advisory (Website). The advisory is shared for download at downloads.digium.com. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.8.24.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (101100†). Entry connected to this vulnerability is available at VDB-65830. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

Asterisk 1.8.24.0/10.12.3/11.6.0
Certified Asterisk 1.8.15-cert3/11.2-cert2
Asterisk with Digiumphones 10.12.2-digiumphones

Productinfo

Type

Communications System

Vendor

Digium

Name

Asterisk

Version

1.8.24.0

License

open-source

Website

Vendor: https://www.digium.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Asterisk 1.8.24.1

Timelineinfo

12/16/2013 🔍
12/16/2013 +0 days 🔍
12/19/2013 +3 days 🔍
03/28/2019 +1925 days 🔍

Sourcesinfo

Vendor: digium.com

Advisory: AST-2013-006
Researcher: Jan Juergens
Status: Not defined

GCVE (VulDB): GCVE-100-11536
OSVDB: 101100

See also: 🔍

Entryinfo

Created: 12/19/2013 09:04
Updated: 03/28/2019 15:04
Changes: 12/19/2013 09:04 (46), 03/28/2019 15:04 (2)
Complete: 🔍
Committer: olku
Cache ID: 216:7FE:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.