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CVE-2021-47813: Buffer Copy without Checking Size of Input

🗓️ 16 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

DoS in Backup Key Recovery 2.2.7 via buffer overflow in registration code input field.

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CVE-2021-47813 Backup Key Recovery 2.2.7 - Denial of Service (PoC)
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CVE-2021-47813 Backup Key Recovery 2.2.7 - Denial of Service (PoC)
15 Jan 202623:25
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15 Apr 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 46.7
CVSS 3.17.5
EPSS0.00406
SSVC
0