Vulnerability · Published Dec 3, 2020 · Assigned by checkpoint
CVE-2020-6017
Critical 9.8
In plain English
A critical-severity buffer overflow in Game Networking Sockets. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.2% (higher than 88% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)3.2%top 11.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Game Networking Sockets | All versions prior to v1.2.0 |
Weakness: CWE-120