CVE-2020-6019

EUVD-2020-27173
Valve's Game Networking Sockets prior to version v1.2.0 improperly handles inlined statistics messages in function CConnectionTransportUDPBase::Received_Data(), leading to an exception thrown from libprotobuf and resulting in a crash.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 91%
Affected Products (NVD)
VendorProductVersion
valvesoftwaregame_networking_sockets
𝑥
< 1.2.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/ValveSoftware/GameNetworkingSockets/commit/d944a10808891d202bb1d5e1998de6e0423af678
https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets/
https://github.com/ValveSoftware/GameNetworkingSockets/commit/d944a10808891d202bb1d5e1998de6e0423af678
https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets/