What’s Vulnerable › Vulnerabilities

CVE-2021-25701

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-21 · updated 2026-06-17
• Weakness: CWE-400

Description

The fUSBHub driver in the PCoIP Software Client prior to version 21.07.0 had an error in object management during the handling of a variety of IOCTLs, which allowed an attacker to cause a denial of service.

Affected products

• - PCoIP Software Client: before 21.07.0 — fixed in 21.07.0

How to fix

Upgrade to a fixed version: - PCoIP Software Client 21.07.0. Check the vendor advisory for mitigations.

References

• https://advisory.teradici.com/security-advisories/103/
• https://advisory.teradici.com/security-advisories/103/

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