What’s Vulnerable › Vulnerabilities

CVE-2021-36277

• Severity: high (CVSS 7.8 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: 2021-08-09 · updated 2026-06-17
• Weakness: CWE-347

Description

Dell Command | Update, Dell Update, and Alienware Update versions before 4.3 contains an Improper Verification of Cryptographic Signature Vulnerability. A local authenticated malicious user may exploit this vulnerability by executing arbitrary code on the system.

Affected products

• Dell Alienware Command Center Application: before 5.4.35.0 — fixed in 5.4.35.0
• Dell Command | Update: before 4.3.0 — fixed in 4.3.0
• Dell Update/Alienware Update: before 4.3.0 — fixed in 4.3.0

How to fix

Upgrade to a fixed version: Dell Alienware Command Center Application 5.4.35.0; Dell Command | Update 4.3.0; Dell Update/Alienware Update 4.3.0. Check the vendor advisory for mitigations.

References

• https://www.dell.com/support/kbdoc/000190110
• https://www.dell.com/support/kbdoc/000190110

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