CVEvulnerability

CVE-2008-3903

3.5 LOW Published 2008-09-04 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2008-09-04
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
3.5 LOW — AV:N/AC:M/Au:S/C:P/I:N/A:N
Weaknesses
CWE-200

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 configurations

• asterisk p b x 1.2 • asterisk p b x 1.2.22 • asterisk p b x 1.4.21.1 • asterisk p b x 1.6 • trixbox pbx 2.6.1

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References