CVE-2020-37250 TFTP Broadband 4.3.0.1465 Unquoted Service Path Privilege Escalation
Local attackers can execute arbitrary code with system privileges by placing a malicious executable in the unquoted service path of TFTP Broadband.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-37250?
CVE-2020-37250 is a high-severity vulnerability in Weird-Solutions TFTP Broadband, published on 19 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
TFTP Broadband 4.3.0.1465 contains an unquoted service path vulnerability in the tftpt.exe service binary that allows local attackers to execute arbitrary code with system privileges. Attackers can place a malicious executable in the Program Files directory path that will be executed during service startup or system reboot with LocalSystem privileges.
Weakness: CWE-428
Which versions are affected by CVE-2020-37250?
How do I fix CVE-2020-37250?
No fix has been published for CVE-2020-37250 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-37250 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37250 exists.
Sources
Also known as GHSA-478p-wq8m-rrr4.