CVE-2020-6019

Public Exploit

Description

Valve's Game Networking Sockets prior to version v1.2.0 improperly handles inlined statistics messages in function CConnectionTransportUDPBase::Received_Data(), leading to an exception thrown from libprotobuf and resulting in a crash.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 8.74% Top 10%
Third-Party Advisory github.com Third-Party Advisory checkpoint.com
Affected: n/a Game Networking Sockets
Published at:
Updated at:

References

Link Tags
https://github.com/ValveSoftware/GameNetworkingSockets/commit/d944a10808891d202bb1d5e1998de6e0423af678 third party advisory patch
https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-6019?
CVE-2020-6019 has been scored as a high severity vulnerability.
How to fix CVE-2020-6019?
To fix CVE-2020-6019, 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-2020-6019 being actively exploited in the wild?
It is possible that CVE-2020-6019 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~9% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-6019?
CVE-2020-6019 affects n/a Game Networking Sockets.
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