CVE-2020-37122 SpotFTP-FTP Password Recover 2.4.8 - Denial of Service
Attackers can crash the SpotFTP-FTP Password Recover application by inputting a large buffer as a registration code, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-37122?
CVE-2020-37122 is a medium-severity denial of service vulnerability in Nsauditor FTP Password Recover, published on 6 Feb 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-121
Which versions are affected by CVE-2020-37122?
How do I fix CVE-2020-37122?
No fix has been published for CVE-2020-37122 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-37122 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37122 exists.
Sources
Also known as GHSA-w526-8w48-px33.