CVE-2019-6256

A Denial of Service issue was discovered in the LIVE555 Streaming Media libraries as used in Live555 Media Server 0.93

published January 14, 2019

CVSS
—
EPSS
2%
Percentile
84.1
In the wild
Unconfirmed
What it is

⚠️ A single malformed request could bring your RTSP server to its knees! 🥴 Think of it like a restaurant that crashes when a customer orders from two different menus at the same time, confusing the kitchen staff to the point of chaos. If an attacker sends a specific combination of GET and POST requests, it could cause the Live555 Media Server to crash unexpectedly. Although this vulnerability may not lead to data loss, it can certainly disrupt streaming services and create a frustrating experience for users.

Put simply

Think of it like a restaurant that crashes when a customer orders from two different menus at the same time, confusing the kitchen staff to the point of chaos. This Denial of Service issue occurs in the LIVE555 Streaming Media libraries. It involves a mishap with virtual function pointers in the readSocket function when handling RTSP-over-HTTP tunneling due to conflicting session cookies in a single TCP session.

What to do

If an attacker sends a specific combination of GET and POST requests, it could cause the Live555 Media Server to crash unexpectedly. Although this vulnerability may not lead to data loss, it can certainly disrupt streaming services and create a frustrating experience for users. Update to the latest version of Live555 Media Server, as fixes may have addressed this issue. Additionally, review server configurations to limit the potential impact of malformed requests and ensure robust input validation. 🛡️ You've got this! Follow these steps and keep your streaming services running smoothly! 🚀

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02435 · 84.1th percentile
Published
2019-01-14T07:00Z
EPSS history
Timeline
  • 14 JAN 07:00Z
    A Denial of Service issue was discovered in the LIVE555 Streaming Media libraries as used in Live555 Media Server 0.93
    cvelistv5