Vulnerability Description
The packet-storing feature on Cisco 9900 phones with firmware 9.3(2) does not properly support the RTP protocol, which allows remote attackers to cause a denial of service (device hang) by sending malformed RTP packets after a call is answered, aka Bug ID CSCur39976.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Unified Ip Phones 9900 Series Firmware | 9.3\(2\) |
Related Weaknesses (CWE)
References
- http://tools.cisco.com/security/center/viewAlert.x?alertId=39554Vendor Advisory
- http://www.securityfocus.com/bid/75471Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1032748Third Party AdvisoryVDB Entry
- http://tools.cisco.com/security/center/viewAlert.x?alertId=39554Vendor Advisory
- http://www.securityfocus.com/bid/75471Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1032748Third Party AdvisoryVDB Entry
FAQ
What is CVE-2015-4226?
CVE-2015-4226 is a vulnerability with a CVSS score of 7.1 (HIGH). The packet-storing feature on Cisco 9900 phones with firmware 9.3(2) does not properly support the RTP protocol, which allows remote attackers to cause a denial of service (device hang) by sending mal...
How severe is CVE-2015-4226?
CVE-2015-4226 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-4226?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Unified Ip Phones 9900 Series Firmware.