CVE-2021-47791

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47791
SmartFTP Client 10.0.2909.0 contains multiple denial of service vulnerabilities that allow attackers to crash the application through specific input manipulation. Attackers can trigger crashes by entering malformed paths, using invalid IP addresses, or clearing connection history in the client's interface.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.exploit-db.com/exploits/50266 Exploit
https://www.smartftp.com/en-us/ Product
https://www.smartftp.com/en-us/download Product
https://www.vulncheck.com/advisories/smartftp-client-multiple-denial-of-service Third Party Advisory
https://www.exploit-db.com/exploits/50266 Exploit
Configurations

Configuration 1 (hide)

cpe:2.3:a:smartftp:smartftp:10.0.2909.0:*:*:*:*:*:*:*
History

17 Jun 2026, 04:18

Type Values Removed Values Added
Summary
  • (es) SmartFTP Cliente 10.0.2909.0 contiene múltiples vulnerabilidades de denegación de servicio que permiten a los atacantes bloquear la aplicación mediante la manipulación específica de entradas. Los atacantes pueden provocar bloqueos al introducir rutas malformadas, usar direcciones IP no válidas o borrar el historial de conexiones en la interfaz del cliente.

30 Jan 2026, 00:59

Type Values Removed Values Added
First Time Smartftp
Smartftp smartftp
CPE cpe:2.3:a:smartftp:smartftp:10.0.2909.0:*:*:*:*:*:*:*
References () https://www.exploit-db.com/exploits/50266 - () https://www.exploit-db.com/exploits/50266 - Exploit
References () https://www.smartftp.com/en-us/ - () https://www.smartftp.com/en-us/ - Product
References () https://www.smartftp.com/en-us/download - () https://www.smartftp.com/en-us/download - Product
References () https://www.vulncheck.com/advisories/smartftp-client-multiple-denial-of-service - () https://www.vulncheck.com/advisories/smartftp-client-multiple-denial-of-service - Third Party Advisory

16 Jan 2026, 22:16

Type Values Removed Values Added
References () https://www.exploit-db.com/exploits/50266 - () https://www.exploit-db.com/exploits/50266 -

16 Jan 2026, 00:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-16 00:16

Updated : 2026-06-17 04:18

NVD link : CVE-2021-47791

Mitre link : CVE-2021-47791

CVE.ORG link : CVE-2021-47791

JSON object : View

Products Affected

smartftp

  • smartftp
CWE
CWE-770

Allocation of Resources Without Limits or Throttling