CVE-2021-47813

HIGH

7.5

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado1/16/2026

Ultima modificacion1/16/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-120

Referencias

http://www.nsauditor.com(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49966(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/backup-key-recovery-denial-of-service-poc(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.