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Vulnerability Details : CVE-2012-2947

chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.
Publish Date : 2012-06-02 Last Update Date : 2017-11-13
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- CVSS Scores & Vulnerability Types

CVSS Score
2.6
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 High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 284

- Related OVAL Definitions

Title Definition Id Class Family
DSA-2493-1 asterisk - denial of service oval:org.mitre.oval:def:18445 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-2947

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 6.0 Version Details Vulnerabilities
2 Application Digium Asterisk 1.8.0 Version Details Vulnerabilities
3 Application Digium Asterisk 1.8.0 RC2 Version Details Vulnerabilities
4 Application Digium Asterisk 1.8.0 Beta1 Version Details Vulnerabilities
5 Application Digium Asterisk 1.8.0 RC3 Version Details Vulnerabilities
6 Application Digium Asterisk 1.8.0 Beta2 Version Details Vulnerabilities
7 Application Digium Asterisk 1.8.0 RC4 Version Details Vulnerabilities
8 Application Digium Asterisk 1.8.0 Beta3 Version Details Vulnerabilities
9 Application Digium Asterisk 1.8.0 RC5 Version Details Vulnerabilities
10 Application Digium Asterisk 1.8.0 Beta4 Version Details Vulnerabilities
11 Application Digium Asterisk 1.8.0 Beta5 Version Details Vulnerabilities
12 Application Digium Asterisk 1.8.1 RC1 Version Details Vulnerabilities
13 Application Digium Asterisk 1.8.1 Version Details Vulnerabilities
14 Application Digium Asterisk 1.8.1.1 Version Details Vulnerabilities
15 Application Digium Asterisk 1.8.1.2 Version Details Vulnerabilities
16 Application Digium Asterisk 1.8.2 Version Details Vulnerabilities
17 Application Digium Asterisk 1.8.2.1 Version Details Vulnerabilities
18 Application Digium Asterisk 1.8.2.2 Version Details Vulnerabilities
19 Application Digium Asterisk 1.8.2.3 Version Details Vulnerabilities
20 Application Digium Asterisk 1.8.2.4 Version Details Vulnerabilities
21 Application Digium Asterisk 1.8.3 RC3 Version Details Vulnerabilities
22 Application Digium Asterisk 1.8.3 Version Details Vulnerabilities
23 Application Digium Asterisk 1.8.3 RC1 Version Details Vulnerabilities
24 Application Digium Asterisk 1.8.3 RC2 Version Details Vulnerabilities
25 Application Digium Asterisk 1.8.3.1 Version Details Vulnerabilities
26 Application Digium Asterisk 1.8.3.2 Version Details Vulnerabilities
27 Application Digium Asterisk 1.8.3.3 Version Details Vulnerabilities
28 Application Digium Asterisk 1.8.4 RC1 Version Details Vulnerabilities
29 Application Digium Asterisk 1.8.4 RC2 Version Details Vulnerabilities
30 Application Digium Asterisk 1.8.4 RC3 Version Details Vulnerabilities
31 Application Digium Asterisk 1.8.4 Version Details Vulnerabilities
32 Application Digium Asterisk 1.8.4.1 Version Details Vulnerabilities
33 Application Digium Asterisk 1.8.4.2 Version Details Vulnerabilities
34 Application Digium Asterisk 1.8.4.3 Version Details Vulnerabilities
35 Application Digium Asterisk 1.8.4.4 Version Details Vulnerabilities
36 Application Digium Asterisk 1.8.5 Version Details Vulnerabilities
37 Application Digium Asterisk 1.8.5 RC1 Version Details Vulnerabilities
38 Application Digium Asterisk 1.8.5.0 Version Details Vulnerabilities
39 Application Digium Asterisk 1.8.6.0 RC1 Version Details Vulnerabilities
40 Application Digium Asterisk 1.8.6.0 RC2 Version Details Vulnerabilities
41 Application Digium Asterisk 1.8.6.0 RC3 Version Details Vulnerabilities
42 Application Digium Asterisk 1.8.6.0 Version Details Vulnerabilities
43 Application Digium Asterisk 1.8.7.0 RC2 Version Details Vulnerabilities
44 Application Digium Asterisk 1.8.7.0 Version Details Vulnerabilities
45 Application Digium Asterisk 1.8.7.0 RC1 Version Details Vulnerabilities
46 Application Digium Asterisk 1.8.7.1 Version Details Vulnerabilities
47 Application Digium Asterisk 1.8.8.0 RC4 Version Details Vulnerabilities
48 Application Digium Asterisk 1.8.8.0 RC5 Version Details Vulnerabilities
49 Application Digium Asterisk 1.8.8.0 Version Details Vulnerabilities
50 Application Digium Asterisk 1.8.8.0 RC1 Version Details Vulnerabilities
51 Application Digium Asterisk 1.8.8.0 RC2 Version Details Vulnerabilities
52 Application Digium Asterisk 1.8.8.0 RC3 Version Details Vulnerabilities
53 Application Digium Asterisk 1.8.8.1 Version Details Vulnerabilities
54 Application Digium Asterisk 1.8.8.2 Version Details Vulnerabilities
55 Application Digium Asterisk 1.8.9.0 RC1 Version Details Vulnerabilities
56 Application Digium Asterisk 1.8.9.0 RC2 Version Details Vulnerabilities
57 Application Digium Asterisk 1.8.9.0 RC3 Version Details Vulnerabilities
58 Application Digium Asterisk 1.8.9.0 Version Details Vulnerabilities
59 Application Digium Asterisk 1.8.9.1 Version Details Vulnerabilities
60 Application Digium Asterisk 1.8.9.2 Version Details Vulnerabilities
61 Application Digium Asterisk 1.8.9.3 Version Details Vulnerabilities
62 Application Digium Asterisk 1.8.10.0 Version Details Vulnerabilities
63 Application Digium Asterisk 1.8.10.0 RC1 Version Details Vulnerabilities
64 Application Digium Asterisk 1.8.10.0 RC2 Version Details Vulnerabilities
65 Application Digium Asterisk 1.8.10.0 RC3 Version Details Vulnerabilities
66 Application Digium Asterisk 1.8.10.0 RC4 Version Details Vulnerabilities
67 Application Digium Asterisk 1.8.10.1 Version Details Vulnerabilities
68 Application Digium Asterisk 1.8.11.0 Version Details Vulnerabilities
69 Application Digium Asterisk 1.8.11.0 RC2 Version Details Vulnerabilities
70 Application Digium Asterisk 1.8.11.0 RC3 Version Details Vulnerabilities
71 Application Digium Asterisk 1.8.11.1 Version Details Vulnerabilities
72 Application Digium Asterisk 1.8.12 Version Details Vulnerabilities
73 Application Digium Asterisk 1.8.12.0 Version Details Vulnerabilities
74 Application Digium Asterisk 1.8.12.0 RC1 Version Details Vulnerabilities
75 Application Digium Asterisk 1.8.12.0 RC2 Version Details Vulnerabilities
76 Application Digium Asterisk 1.8.12.0 RC3 Version Details Vulnerabilities
77 Application Digium Asterisk 10.0.0 Beta1 Version Details Vulnerabilities
78 Application Digium Asterisk 10.0.0 Beta2 Version Details Vulnerabilities
79 Application Digium Asterisk 10.0.0 RC1 Version Details Vulnerabilities
80 Application Digium Asterisk 10.0.0 RC2 Version Details Vulnerabilities
81 Application Digium Asterisk 10.0.0 RC3 Version Details Vulnerabilities
82 Application Digium Asterisk 10.0.0 Version Details Vulnerabilities
83 Application Digium Asterisk 10.0.1 Version Details Vulnerabilities
84 Application Digium Asterisk 10.1.0 Version Details Vulnerabilities
85 Application Digium Asterisk 10.1.0 RC1 Version Details Vulnerabilities
86 Application Digium Asterisk 10.1.0 RC2 Version Details Vulnerabilities
87 Application Digium Asterisk 10.1.1 Version Details Vulnerabilities
88 Application Digium Asterisk 10.1.2 Version Details Vulnerabilities
89 Application Digium Asterisk 10.1.3 Version Details Vulnerabilities
90 Application Digium Asterisk 10.2.0 RC4 Version Details Vulnerabilities
91 Application Digium Asterisk 10.2.0 Version Details Vulnerabilities
92 Application Digium Asterisk 10.2.0 RC1 Version Details Vulnerabilities
93 Application Digium Asterisk 10.2.0 RC2 Version Details Vulnerabilities
94 Application Digium Asterisk 10.2.0 RC3 Version Details Vulnerabilities
95 Application Digium Asterisk 10.2.1 Version Details Vulnerabilities
96 Application Digium Asterisk 10.3.0 Version Details Vulnerabilities
97 Application Digium Asterisk 10.3.0 RC2 Version Details Vulnerabilities
98 Application Digium Asterisk 10.3.0 RC3 Version Details Vulnerabilities
99 Application Digium Asterisk 10.3.1 Version Details Vulnerabilities
100 Application Digium Asterisk 10.4.0 Version Details Vulnerabilities
101 Application Digium Asterisk 10.4.0 RC1 Version Details Vulnerabilities
102 Application Digium Asterisk 10.4.0 RC2 Version Details Vulnerabilities
103 Application Digium Asterisk 10.4.0 RC3 Version Details Vulnerabilities
104 Application Digium Certified Asterisk 1.8.11 Cert1 Version Details Vulnerabilities
105 Application Digium Certified Asterisk 1.8.11 Cert Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Digium Asterisk 102
Digium Certified Asterisk 2

- References For CVE-2012-2947

http://www.debian.org/security/2012/dsa-2493
DEBIAN DSA-2493
http://www.securitytracker.com/id?1027102
SECTRACK 1027102
http://downloads.asterisk.org/pub/security/AST-2012-007.html CONFIRM
http://archives.neohapsis.com/archives/bugtraq/2012-05/0144.html
BUGTRAQ 20120529 AST-2012-007: Remote crash vulnerability in IAX2 channel driver.

- Metasploit Modules Related To CVE-2012-2947

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


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