CVE-2020-6017
9.8 · CRITICALOverview
CVE-2020-6017 is a critical-severity vulnerability affecting valvesoftware game_networking_sockets. It was published on December 3, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from valvesoftware. Update game_networking_sockets to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| valvesoftware | game_networking_sockets | >= 0, < 1.2.0 | Affected |
References
Frequently Asked Questions
What is CVE-2020-6017?
CVE-2020-6017 is a critical-severity vulnerability affecting valvesoftware game_networking_sockets. It was published on December 3, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2020-6017?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-6017?
Check the references section for vendor advisories and patches from valvesoftware. Update game_networking_sockets to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-6017?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-6017 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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