CVE-2021-30481: Valve Steam before 2021-04-17, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow…

PriorityP351critical9CVSS 3.1

AVNACLPRLUIRSCCHIHAH

EPSS

3.50%

87.7th percentile

Valve Steam before 2021-04-17, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
valvesoftware	steam_client	<= 2021-04-10	—

CVSS provenance

nvdv3.19.0CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

nvdv2.06.0MEDIUMAV:N/AC:M/Au:S/C:P/I:P/A:P

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