CVE-2020-12242

HIGH

Valvesoftware Source - OS Command Injection

Title source: rule
STIX 2.1

Description

Valve Source allows local users to gain privileges by writing to the /tmp/hl2_relaunch file, which is later executed in the context of a different user account.

Exploits (1)

exploitdb WORKING POC
by 0xEmma · textlocalmacos
https://www.exploit-db.com/exploits/48387

Scores

CVSS v3 7.8
EPSS 0.0039
EPSS Percentile 60.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-78
Status published
Products (1)
valvesoftware/source
Published Apr 27, 2020
Tracked Since Feb 18, 2026