← Back

CVE-2008-3903

nvd nist
Published: Sep 4, 2008Modified: Apr 23, 2026

JSON object

Loading...
3.5
Vector
AV:N/AC:M/Au:S/C:P/I:N/A:N
Exploitability: 6.8 / Impact: 2.9
Source: NVD

Description

Asterisk Open Source 1.2.x before 1.2.32, 1.4.x before 1.4.24.1, and 1.6.0.x before 1.6.0.8; Asterisk Business Edition A.x.x, B.x.x before B.2.5.8, C.1.x.x before C.1.10.5, and C.2.x.x before C.2.3.3; s800i 1.3.x before 1.3.0.2; and Trixbox PBX 2.6.1, when Digest authentication and authalwaysreject are enabled, generates different responses depending on whether a SIP username is valid, which allows remote attackers to enumerate valid usernames.

Affected (5)

Products: Asterisk: P B X · Trixbox: Pbx
1 product
P B X
1 product
Pbx
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Asterisk
Version 1.2.22
Version 1.2
Version 1.4.21.1
Version 1.6
Version 2.6.1

References (18)

Source: cve@mitre.org
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.