CVE-2015-4226

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.

Category

7.1
CVSS
Severity: High
CVSS 2.0 •
EPSS 1.22% Top 25%
Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://tools.cisco.com/security/center/viewAlert.x?alertId=39554 vendor advisory
http://www.securitytracker.com/id/1032748 vdb entry third party advisory
http://www.securityfocus.com/bid/75471 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2015-4226?
CVE-2015-4226 has been scored as a high severity vulnerability.
How to fix CVE-2015-4226?
To fix CVE-2015-4226, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-4226 being actively exploited in the wild?
It is possible that CVE-2015-4226 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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