Vulnerability Description
The SIP channel driver (chan_sip) in Asterisk Open Source 1.4.x before 1.4.11, AsteriskNOW before beta7, Asterisk Appliance Developer Kit 0.x before 0.8.0, and s800i (Asterisk Appliance) 1.x before 1.0.3 allows remote attackers to cause a denial of service (memory exhaustion) via a SIP dialog that causes a large number of history entries to be created.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Asterisk | Asterisk | <= 1.4.9 |
| Asterisk | Asterisk Appliance Developer Kit | <= 0.7 |
| Asterisk | Asterisknow | <= beta_6 |
References
- http://downloads.digium.com/pub/asa/AST-2007-020.html
- http://seclists.org/fulldisclosure/2007/Aug/0393.html
- http://secunia.com/advisories/26553
- http://securityreason.com/securityalert/3047
- http://www.securityfocus.com/bid/25392
- http://www.securitytracker.com/id?1018595
- http://www.vupen.com/english/advisories/2007/2953
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36145
- http://downloads.digium.com/pub/asa/AST-2007-020.html
- http://seclists.org/fulldisclosure/2007/Aug/0393.html
- http://secunia.com/advisories/26553
- http://securityreason.com/securityalert/3047
- http://www.securityfocus.com/bid/25392
- http://www.securitytracker.com/id?1018595
- http://www.vupen.com/english/advisories/2007/2953
FAQ
What is CVE-2007-4455?
CVE-2007-4455 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The SIP channel driver (chan_sip) in Asterisk Open Source 1.4.x before 1.4.11, AsteriskNOW before beta7, Asterisk Appliance Developer Kit 0.x before 0.8.0, and s800i (Asterisk Appliance) 1.x before 1....
How severe is CVE-2007-4455?
CVE-2007-4455 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2007-4455?
Check the references section above for vendor advisories and patch information. Affected products include: Asterisk Asterisk, Asterisk Asterisk Appliance Developer Kit, Asterisk Asterisknow.