Description

Backup Key Recovery 2.2.7 contains a denial of service vulnerability that allows attackers to crash the application by overflowing the registration code input field. Attackers can paste a large buffer of 256 repeated characters into the registration key field to trigger application instability and potential crash.

INFO

Published Date :

2026-01-15T23:25:54.808Z

Last Modified :

2026-01-16T15:48:22.992Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2021-47813 vulnerability.

Vendors Products
Nsauditor
  • Backup Key Recovery
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2021-47813.

URL Resource
http://www.nsauditor.com cve-icon cve-icon
https://www.exploit-db.com/exploits/49966 cve-icon cve-icon
https://www.vulncheck.com/advisories/backup-key-recovery-denial-of-service-poc cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact