CVE-2021-40881 Command injection in n/a

Critical 9.8 Published 15 Sep 2021 Updated 4 Aug 2024

Attackers can execute arbitrary code via BAT file parameters in PublicCMS, requiring immediate patching by administrators.

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-2021-40881?

CVE-2021-40881 is a critical command injection vulnerability in n/a, published on 15 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue in the BAT file parameters of PublicCMS v4.0 allows attackers to execute arbitrary code.

Which versions are affected by CVE-2021-40881?

It affects 1 product.

Products include Publiccms Publiccms.

How do I fix CVE-2021-40881?

No fix has been published for CVE-2021-40881 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2021-40881 being exploited?

There is no known exploitation of CVE-2021-40881 in the wild and no public exploit code.

Sources

Also known as GHSA-73p9-5hh7-3v53.