Description
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.
Published: 2021-04-10
Score: 8 High
EPSS: 6.9% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 03 Nov 2025 05:45:00 +0000

Type Values Removed Values Added
Description Valve Steam through 2021-04-10, 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. 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.

Subscriptions

Valvesoftware Steam Client
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-11-03T05:30:21.447Z

Reserved: 2021-04-10T00:00:00.000Z

Link: CVE-2021-30481

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-04-10T19:15:11.707

Modified: 2025-11-03T06:15:32.857

Link: CVE-2021-30481

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses