High severity7.8NVD Advisory· Published Apr 27, 2020· Updated Jun 17, 2026

CVE-2020-12242

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Valve Software/Source2 versions
cpe:2.3:a:valvesoftware:source:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:valvesoftware:source:-:*:*:*:*:*:*:*
- (no CPE)
Valve/Sourcedescription

Patches

Vulnerability mechanics

References

0xem.ma/cve/2020/04/28/Source-hl2-relaunch-exec.htmlnvdExploitThird Party Advisory

News mentions

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cvss	0.507
epss	0.001
exploit	0.030
kev	0.000
patch	0.000
ransomware	0.000