cve.bz

CVE-2020-6018

9.8 criticalEPSS 3.2%

Critical (9.8) in valvesoftware game networking sockets. EPSS 3.2% chance of exploitation in the next 30 days.

Valve's Game Networking Sockets prior to version v1.2.0 improperly handles long encrypted messages in function AES_GCM_DecryptContext::Decrypt() when compiled using libsodium, leading to a Stack-Based Buffer Overflow and resulting in a memory corruption and possibly even a remote code execution.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.2% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)
CWEs
CWE-787, CWE-120
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON