CVE-2023-39935 Command injection in Archer C5400

High 8.0 Published Updated

An authenticated network-adjacent attacker can execute arbitrary OS commands on TP-Link Archer C5400 routers.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-39935?

CVE-2023-39935 is a high-severity command injection vulnerability in TP-LINK Archer C5400, published on 6 Sep 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Archer C5400 firmware versions prior to 'Archer C5400(JP)_V2_230506' allows a network-adjacent authenticated attacker to execute arbitrary OS commands.

Weakness: CWE-78

Which versions are affected by CVE-2023-39935?

It affects 1 product.

Products include Tp-Link Archer C5400 Firmware.

How do I fix CVE-2023-39935?

No fix has been published for CVE-2023-39935 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-2023-39935 being exploited?

There is no known exploitation of CVE-2023-39935 in the wild and no public exploit code.

Sources

Also known as GHSA-hr43-w7vj-7297.

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