CVE-2011-2666
5.0
Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Exploitability: 10.0 / Impact: 2.9
Source: NVD
Description
The default configuration of the SIP channel driver in Asterisk Open Source 1.4.x through 1.4.41.2 and 1.6.2.x through 1.6.2.18.2 does not enable the alwaysauthreject option, which allows remote attackers to enumerate account names by making a series of invalid SIP requests and observing the differences in the responses for different usernames, a different vulnerability than CVE-2011-2536.
Affected (158)
Related CWEs
References (4)
Source: cve@mitre.org
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Timeline
No history available yet.