CVE-2020-18439 File upload in n/a

Critical 9.1 Published 2 Nov 2021 Updated 4 Aug 2024

Attackers can write arbitrary files to the server via the admin template control function, leading to remote code execution.

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-2020-18439?

CVE-2020-18439 is a critical vulnerability in n/a, published on 2 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discoverered in in function edit_save_f in framework/admin/tpl_control.php in qinggan phpok 5.1, allows attackers to write arbitrary files or get a shell.

Which versions are affected by CVE-2020-18439?

It affects 1 product.

Products include Phpok Phpok.

How do I fix CVE-2020-18439?

No fix has been published for CVE-2020-18439 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-18439 being exploited?

There is no known exploitation of CVE-2020-18439 in the wild and no public exploit code.

Sources

Also known as GHSA-xq42-73v3-g528.