CVE-2020-6017

State: Published
Severity: Not scored
Published: Dec 3, 2020
Updated: Aug 4, 2024
Reserved: Jan 7, 2020

Description

Valve's Game Networking Sockets prior to version v1.2.0 improperly handles long unreliable segments in function SNP_ReceiveUnreliableSegment() when configured to support plain-text messages, leading to a Heap-Based Buffer Overflow and resulting in a memory corruption and possibly even a remote code execution.

Scores

The record has no CVSS score.

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
Game Networking Socketsn/a	All versions prior to v1.2.0Affected

References

https://github.com/ValveSoftware/GameNetworkingSockets/commit/e0c86dcb9139771db3db0cfdb1fb8bef0af19c43
https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets/

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