What’s Vulnerable › Vulnerabilities

CVE-2020-7952

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-01-27 · updated 2026-06-17

Description

rendersystemdx9.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution or denial of service by creating a gaming server and inviting a victim to this server, because a crafted map is affected by memory corruption.

Affected products

• Valvesoftware Dota 2: before 7.23f — fixed in 7.23f

How to fix

Upgrade to a fixed version: Valvesoftware Dota 2 7.23f. Check the vendor advisory for mitigations.

References

• https://github.com/bi7s/CVE/tree/master/CVE-2020-7952
• https://github.com/bi7s/CVE/tree/master/CVE-2020-7952

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