CVE-2020-5534 Command injection in Aterm WG2600HS

High 8.0 Published 21 Feb 2020 Updated 4 Aug 2024

Authenticated attackers on the local network can execute arbitrary OS commands with root privileges on NEC Aterm WG2600HS 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-2020-5534?

CVE-2020-5534 is a high-severity command injection vulnerability in NEC Corporation Aterm WG2600HS, published on 21 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Aterm WG2600HS firmware Ver1.3.2 and earlier allows an authenticated attacker on the same network segment to execute arbitrary OS commands with root privileges via unspecified vectors.

Weakness: CWE-78

Which versions are affected by CVE-2020-5534?

It affects 1 product.

Products include Nec Aterm Wg2600hs Firmware.

How do I fix CVE-2020-5534?

No fix has been published for CVE-2020-5534 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-2020-5534 being exploited?

There is no known exploitation of CVE-2020-5534 in the wild and no public exploit code.

Sources

Also known as GHSA-47fx-mr2m-65rq.