What’s Vulnerable › Vulnerabilities

CVE-2020-37194: Backup Key Recovery Recover Keys Crashed Hard Disk Drive 2.2.5 - 'Key' Denial of Service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-11 · updated 2026-06-17
• Weakness: CWE-120

Description

Backup Key Recovery 2.2.5 contains a denial of service vulnerability that allows attackers to crash the application by supplying an overly long registration key. Attackers can generate a 1000-character payload file and paste it into the registration key field to trigger an application crash.

Affected products

• Nsasoft Nsauditor Backup Key Recovery Recover Keys Crashed Hard Disk Drive: 2.2.5

References

• http://www.nsauditor.com/
• https://www.exploit-db.com/exploits/47864
• https://www.vulncheck.com/advisories/backup-key-recovery-recover-keys-crashed-hard-disk-drive-key-denial-of-service

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