Digium Asterisk up to Beta 6 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Digium Asterisk and classified as problematic. This vulnerability affects unknown code. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-2007-3765. The attack is possible to be carried out remotely. Moreover, an exploit is present. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Digium Asterisk (Communications System). It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

The STUN implementation in Asterisk 1.4.x before 1.4.8, AsteriskNOW before beta7, Appliance Developer Kit before 0.5.0, and s800i before 1.0.2 allows remote attackers to cause a denial of service (crash) via a crafted STUN length attribute in a STUN packet sent on an RTP port.

The weakness was disclosed 07/18/2007 by Chris Clark (Website). It is possible to read the advisory at ftp.digium.com. This vulnerability is uniquely identified as CVE-2007-3765 since 07/13/2007. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

It is declared as proof-of-concept.

Upgrading to version 1.4_beta eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (35480), SecurityFocus (BID 24950†), Secunia (SA26099†), SecurityTracker (ID 1018407†) and Vulnerability Center (SBV-15697†). The entries VDB-38109, VDB-37886, VDB-37885 and VDB-37884 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept

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 1.4_beta

Timelineinfo

07/13/2007 🔍
07/17/2007 +4 days 🔍
07/18/2007 +1 days 🔍
07/18/2007 +0 days 🔍
07/18/2007 +0 days 🔍
07/18/2007 +0 days 🔍
07/18/2007 +0 days 🔍
07/26/2007 +8 days 🔍
03/15/2015 +2789 days 🔍
12/24/2017 +1015 days 🔍

Sourcesinfo

Vendor: digium.com

Advisory: ftp.digium.com
Researcher: Chris Clark
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-3765 (🔍)
GCVE (CVE): GCVE-0-2007-3765
GCVE (VulDB): GCVE-100-37887
X-Force: 35480
SecurityFocus: 24950 - Asterisk Multiple Remote Denial of Service Vulnerabilities
Secunia: 26099 - Asterisk Multiple Vulnerabilities, Highly Critical
SecurityTracker: 1018407 - Asterisk STUN, Skinny Channel Driver, and IAX2 Channel Driver Bugs Let Remote Users Deny Service or Execute Arbitrary Code
Vulnerability Center: 15697 - Digium Asterisk, AsteriskNOW and Appliance Developer Allows DoS via STUN Packets, Medium
Vupen: ADV-2007-2563

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/15/2015 15:58
Updated: 12/24/2017 09:43
Changes: 03/15/2015 15:58 (54), 12/24/2017 09:43 (20)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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