CVE-2021-47813

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H                                    

Vulnerability 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.

Vulnerability Details

Published Date

January 16, 2026

Last Modified

January 16, 2026

CWE ID

CWE-120

Source

NVD

Vendor

Nsauditor

Product

Backup Key Recovery

External References

http://www.nsauditor.com
https://www.exploit-db.com/exploits/49966
https://www.vulncheck.com/advisories/backup-key-recovery-denial-of-service-poc

CVE-2021-47813

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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