Digium Asterisk 1.2.13 Session Initiation Protocol chan_sip.c get_msg_text MESSAGE/INFO Request memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

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.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

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

NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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 (🔍)

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: 🔍

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