Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Valvesoftware | Game Networking Sockets | < 1.2.0 |
Related Weaknesses (CWE)
References
- https://github.com/ValveSoftware/GameNetworkingSockets/commit/e0c86dcb9139771db3PatchThird Party Advisory
- https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-sExploitThird Party Advisory
- https://github.com/ValveSoftware/GameNetworkingSockets/commit/e0c86dcb9139771db3PatchThird Party Advisory
- https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-sExploitThird Party Advisory
FAQ
What is CVE-2020-6017?
CVE-2020-6017 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 t...
How severe is CVE-2020-6017?
CVE-2020-6017 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-6017?
Check the references section above for vendor advisories and patch information. Affected products include: Valvesoftware Game Networking Sockets.