CVE-2023-31856 Command injection in n/a

Critical 9.8 Published 16 May 2023 Updated 23 Jan 2025

Attackers can execute arbitrary commands on TOTOLINK CP300+ cameras via a crafted HTTP packet exploiting a command injection flaw in the NTP synchronization function.

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-2023-31856?

CVE-2023-31856 is a critical command injection vulnerability in n/a, published on 16 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A command injection vulnerability in the hostTime parameter in the function NTPSyncWithHostof TOTOLINK CP300+ V5.2cu.7594_B20200910 allows attackers to execute arbitrary commands via a crafted http packet.

Weakness: CWE-77

Which versions are affected by CVE-2023-31856?

It affects 1 product.

Products include Totolink Cp300\+ Firmware.

How do I fix CVE-2023-31856?

No fix has been published for CVE-2023-31856 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-2023-31856 being exploited?

There is no known exploitation of CVE-2023-31856 in the wild and no public exploit code.

Sources

Also known as GHSA-pccp-9p7q-3g5m.