| CVE-2008-3903 | Date: (C)2008-09-04 (M)2024-02-22 |
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.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V2 Severity: |
| CVSS Score : 3.5 |
| Exploit Score: 6.8 |
| Impact Score: 2.9 |
| |
| CVSS V2 Metrics: |
| Access Vector: NETWORK |
| Access Complexity: MEDIUM |
| Authentication: SINGLE |
| Confidentiality: PARTIAL |
| Integrity: NONE |
| Availability: NONE |
| | |
