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Vulnerability Details : CVE-2009-0871

The SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before 1.6.0.6; 1.6.1 before 1.6.1.0-rc2; and Asterisk Business Edition C.2.3, with the pedantic option enabled, allows remote authenticated users to cause a denial of service (crash) via a SIP INVITE request without any headers, which triggers a NULL pointer dereference in the (1) sip_uri_headers_cmp and (2) sip_uri_params_cmp functions.
Publish Date : 2009-03-11 Last Update Date : 2018-10-10
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- CVSS Scores & Vulnerability Types

CVSS Score
3.5
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Single system (The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 20

- Products Affected By CVE-2009-0871

# Product Type Vendor Product Version Update Edition Language
1 Application Digium Asterisk C.2.3 - Business Version Details Vulnerabilities
2 Application Digium Asterisk 1.4.22 Version Details Vulnerabilities
3 Application Digium Asterisk 1.4.23 Version Details Vulnerabilities
4 Application Digium Asterisk 1.4.23.1 Version Details Vulnerabilities
5 Application Digium Asterisk 1.6.0 Beta9 Version Details Vulnerabilities
6 Application Digium Asterisk 1.6.0 Beta5 Version Details Vulnerabilities
7 Application Digium Asterisk 1.6.0 Version Details Vulnerabilities
8 Application Digium Asterisk 1.6.0 RC4 Version Details Vulnerabilities
9 Application Digium Asterisk 1.6.0 Beta6 Version Details Vulnerabilities
10 Application Digium Asterisk 1.6.0 Beta1 Version Details Vulnerabilities
11 Application Digium Asterisk 1.6.0 RC5 Version Details Vulnerabilities
12 Application Digium Asterisk 1.6.0 Beta7 Version Details Vulnerabilities
13 Application Digium Asterisk 1.6.0 Beta2 Version Details Vulnerabilities
14 Application Digium Asterisk 1.6.0 RC6 Version Details Vulnerabilities
15 Application Digium Asterisk 1.6.0 Beta7.1 Version Details Vulnerabilities
16 Application Digium Asterisk 1.6.0 Beta3 Version Details Vulnerabilities
17 Application Digium Asterisk 1.6.0 Beta8 Version Details Vulnerabilities
18 Application Digium Asterisk 1.6.0 Beta4 Version Details Vulnerabilities
19 Application Digium Asterisk 1.6.0.1 Version Details Vulnerabilities
20 Application Digium Asterisk 1.6.0.2 Version Details Vulnerabilities
21 Application Digium Asterisk 1.6.0.3 Version Details Vulnerabilities
22 Application Digium Asterisk 1.6.0.3 RC1 Version Details Vulnerabilities
23 Application Digium Asterisk 1.6.0.4 RC1 Version Details Vulnerabilities
24 Application Digium Asterisk 1.6.0.5 Version Details Vulnerabilities
25 Application Digium Asterisk 1.6.1 Beta1 Version Details Vulnerabilities
26 Application Digium Asterisk 1.6.1 Beta2 Version Details Vulnerabilities
27 Application Digium Asterisk 1.6.1 Beta3 Version Details Vulnerabilities
28 Application Digium Asterisk 1.6.1 Beta4 Version Details Vulnerabilities
29 Application Digium Asterisk 1.6.1 RC1 Version Details Vulnerabilities
30 Application Digium Asterisk 1.6.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Digium Asterisk 30

- References For CVE-2009-0871

http://www.vupen.com/english/advisories/2009/0667
VUPEN ADV-2009-0667
http://www.securitytracker.com/id?1021834
SECTRACK 1021834
http://www.securityfocus.com/bid/34070
BID 34070 Asterisk Pedantic Mode SIP Channel Driver INVITE Header Remote Denial of Service Vulnerability Release Date:2009-09-25
http://bugs.digium.com/view.php?id=14417 CONFIRM
http://www.securityfocus.com/archive/1/501656/100/0/threaded
BUGTRAQ 20090310 AST-2009-002: Remote Crash Vulnerability in SIP channel driver
http://downloads.digium.com/pub/security/AST-2009-002.html CONFIRM
http://bugs.digium.com/view.php?id=13547 CONFIRM

- Metasploit Modules Related To CVE-2009-0871

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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