"Critical Steam Flaws Could Let Gamers Crash Opponents’ Computers"

Valve fixed critical bugs (CVE-2020-6016, CVE-2020-6017, CVE-2020-6018, and CVE-2020-6019) in its Steam gaming client, a popular platform for video games like Counter Strike: Global Offensive, Dota2, and Half Life.  The first three CVEs score 9.8 out of 10 on the CVSS scale, making them critical in severity, while the fourth ranks 7.5 out of 10, making it high-severity.  If exploited, the flaws could allow a remote attacker to crash an opponent’s game client, take over the computer, and hijack all computers connected to a third-party game server.

Threatpost reports: "Critical Steam Flaws Could Let Gamers Crash Opponents’ Computers"