CVE-2019-6256: Critical severity live555 vulnerability
A Denial of Service issue was discovered in the LIVE555 Streaming Media libraries as used in Live555 Media Server 0.93. It can cause an RTSPServer crash in handleHTTPCmdTunnelingPOST, when RTSP-over-HTTP tunneling is supported, via x-sessioncookie HTTP headers in a GET request and a POST request within the same TCP session. This occurs because of a call to an incorrect virtual function pointer in the readSocket function in GroupsockHelper.cpp.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID for the Denial of Service issue in the LIVE555 Streaming Media libraries?
The vulnerability ID for the Denial of Service issue in the LIVE555 Streaming Media libraries is CVE-2019-6256.
What is the severity of CVE-2019-6256?
The severity of CVE-2019-6256 is critical with a severity value of 9.8.
Which software is affected by CVE-2019-6256?
The software affected by CVE-2019-6256 includes Live555 Media Server 0.93 and liblivemedia on Debian Linux 8.0 and 9.0.
How can CVE-2019-6256 be exploited?
CVE-2019-6256 can be exploited by sending x-sessioncookie HTTP headers in a GET request and a POST request to cause an RTSPServer crash.
Are there any known remedies for CVE-2019-6256?
Yes, the remedy for CVE-2019-6256 is to update the liblivemedia package to version 2018.11.26-1.1 on Debian Linux.