VDB-20825 · CVE-2003-0761 · GCVE-0-2003-0761

Digium Asterisk 1.2.13 Session Initiation Protocol chan_sip.c get_msg_text MESSAGE/INFO Request 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.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Digium Asterisk 1.2.13. It has been rated as critical. This affects the function get_msg_text of the file chan_sip.c of the component Session Initiation Protocol. The manipulation as part of MESSAGE/INFO Request leads to memory corruption. This vulnerability is referenced as CVE-2003-0761. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Digium Asterisk 1.2.13 (Communications System). It has been rated as critical. This issue affects the function get_msg_text of the file chan_sip.c of the component Session Initiation Protocol. The manipulation as part of a MESSAGE/INFO Request leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the get_msg_text of chan_sip.c in the Session Initiation Protocol (SIP) protocol implementation for Asterisk releases before August 15, 2003, allows remote attackers to execute arbitrary code via certain (1) MESSAGE or (2) INFO requests.

The weakness was published 09/17/2003 (Website). The advisory is shared at atstake.com. The identification of this vulnerability is CVE-2003-0761 since 09/05/2003. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

Upgrading to version 1.2.13 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Communications System

Vendor

Digium

Name

Asterisk

Version

1.2.13

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: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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: 🔍

0-Day Time: 🔍

Upgrade: Asterisk 1.2.13

Timelineinfo

09/05/2003 🔍
09/17/2003 +12 days 🔍
09/17/2003 +0 days 🔍
08/14/2014 +3984 days 🔍
06/15/2018 +1401 days 🔍

Sourcesinfo

Vendor: digium.com

Advisory: atstake.com
Status: Not defined

CVE: CVE-2003-0761 (🔍)
GCVE (CVE): GCVE-0-2003-0761
GCVE (VulDB): GCVE-100-20825

Entryinfo

Created: 08/15/2014 00:59
Updated: 06/15/2018 08:05
Changes: 08/15/2014 00:59 (46), 06/15/2018 08:05 (6)
Complete: 🔍
Cache ID: 216:B82:103