High severity · published Feb 6, 2026
CVE-2020-37122
SpotFTP-FTP Password Recover 2.4.8 - Denial of Service
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
SpotFTP-FTP Password Recover 2.4.8 contains a denial of service vulnerability that allows attackers to crash the application by generating a large buffer overflow. Attackers can create a text file with 1000 'Z' characters and input it as a registration code to trigger the application crash.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FP
FTP Password Recover · Nsauditor
2.4.8 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-37122
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-37122
www.nsauditor.com
http://www.nsauditor.com/
www.nsauditor.com
http://www.nsauditor.com/spotftp.html
www.exploit-db.com
https://www.exploit-db.com/exploits/48132
www.vulncheck.com
https://www.vulncheck.com/advisories/spotftp-ftp-password-recover-denial-of-service