2021-38382 | Live555 Matroska use after free
|CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
|Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
|CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
A vulnerability was found in Live555 up to 1.08. It has been classified as problematic. Affected is some unknown processing of the component Matroska Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-416. This is going to have an impact on availability. CVE summarizes:
Live555 through 1.08 does not handle Matroska and Ogg files properly. Sending two successive RTSP SETUP commands for the same track causes a Use-After-Free and daemon crash.
The weakness was shared 08/11/2021. The advisory is shared for download at lists.live555.com. This vulnerability is traded as CVE-2021-38382 since 08/10/2021. Access to the local network is required for this attack to succeed. Required for exploitation is a authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/16/2021).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5
Status: Not defined
0-Day Time: 🔒
Download it now for free!