Vulnerability 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.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Asterisk | P B X | 1.2 |
| Trixbox | Pbx | 2.6.1 |
Related Weaknesses (CWE)
References
- http://downloads.asterisk.org/pub/security/AST-2009-003.html
- http://misel.com/?p=52
- http://secunia.com/advisories/34982
- http://secunia.com/advisories/37677
- http://security.gentoo.org/glsa/glsa-200905-01.xml
- http://www.debian.org/security/2009/dsa-1952
- http://www.securityfocus.com/bid/34353
- http://www.vupen.com/english/advisories/2009/0933
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45059
- http://downloads.asterisk.org/pub/security/AST-2009-003.html
- http://misel.com/?p=52
- http://secunia.com/advisories/34982
- http://secunia.com/advisories/37677
- http://security.gentoo.org/glsa/glsa-200905-01.xml
- http://www.debian.org/security/2009/dsa-1952
FAQ
What is CVE-2008-3903?
CVE-2008-3903 is a vulnerability with a CVSS score of 3.5 (LOW). 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;...
How severe is CVE-2008-3903?
CVE-2008-3903 has been rated LOW with a CVSS base score of 3.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2008-3903?
Check the references section above for vendor advisories and patch information. Affected products include: Asterisk P B X, Trixbox Pbx.