First published: Thu Apr 26 2007(Updated: )
The Manager Interface in Asterisk before 1.2.18 and 1.4.x before 1.4.3 allows remote attackers to cause a denial of service (crash) by using MD5 authentication to authenticate a user that does not have a password defined in manager.conf, resulting in a NULL pointer dereference.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Asterisk | =1.2.14 | |
Asterisk | =1.2.16 | |
Asterisk | =1.2.5 | |
Asterisk | =1.4_beta | |
Asterisk | =1.2.6 | |
Asterisk | =1.2.7 | |
Asterisk | =1.2.0_beta1 | |
Asterisk | =1.2.8 | |
Asterisk | =1.4.2 | |
Asterisk | =1.2.15 | |
Asterisk | =1.2.17 | |
Asterisk | =1.2.11 | |
Asterisk | =1.2.12 | |
Asterisk | =1.2.10 | |
Asterisk | =1.2.9 | |
Asterisk | =1.2.13 | |
Asterisk | =1.2.0_beta2 | |
Asterisk | =1.4.1 |
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CVE-2007-2294 has a severity rating that indicates a denial of service vulnerability allowing remote attackers to cause crashes.
To fix CVE-2007-2294, upgrade Asterisk to a version that is not vulnerable, specifically 1.2.18 or 1.4.3 and later.
CVE-2007-2294 affects Asterisk versions prior to 1.2.18 and all versions in the 1.4.x branch before 1.4.3.
CVE-2007-2294 can be exploited through a remote denial of service attack using MD5 authentication without a defined password.
Mitigation for CVE-2007-2294 involves disabling the Manager Interface or implementing strong password policies until the software can be upgraded.