CVE-2021-46424 Path traversal in n/a

Critical 9.1 Published 27 Apr 2022 Updated 4 Aug 2024

Remote attackers can delete arbitrary system files via a DELETE request, potentially causing denial of service or data loss on Telesquare routers.

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

What is CVE-2021-46424?

CVE-2021-46424 is a critical path traversal vulnerability in n/a, published on 27 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Telesquare TLR-2005KSH 1.0.0 is affected by an arbitrary file deletion vulnerability that allows a remote attacker to delete any file, even system internal files, via a DELETE request.

Which versions are affected by CVE-2021-46424?

It affects 1 product.

Products include Telesquare Tlr-2005ksh Firmware.

How do I fix CVE-2021-46424?

No fix has been published for CVE-2021-46424 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-2021-46424 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-46424 exists.

Public exploit code: 1 Exploit-DB entry and 1 Nuclei template.

Sources

Also known as GHSA-c2h2-f76g-5x2r.