CVE-2020-5789 Path traversal in Teltonika Gateway TRB245

Medium 6.5 Published 1 Oct 2020 Updated 4 Aug 2024

An authenticated remote attacker can read arbitrary files on the Teltonika TRB245 gateway due to relative path traversal.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-5789?

CVE-2020-5789 is a medium-severity path traversal vulnerability in Teltonika Gateway TRB245, published on 1 Oct 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Relative Path Traversal in Teltonika firmware TRB2_R_00.02.04.3 allows a remote, authenticated attacker to read the contents of arbitrary files on disk.

Weakness: CWE-22

Which versions are affected by CVE-2020-5789?

It affects 1 product.

Products include Teltonika-Networks Trb245 Firmware.

How do I fix CVE-2020-5789?

No fix has been published for CVE-2020-5789 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-5789 being exploited?

There is no known exploitation of CVE-2020-5789 in the wild and no public exploit code.

Sources

Also known as GHSA-9xw8-fchc-9cwh.