CVE-2021-45557 Command injection in n/a

High 7.5 Published Updated

An authenticated attacker can execute arbitrary commands on NETGEAR managed switches via a command injection vulnerability.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-45557?

CVE-2021-45557 is a high-severity command injection vulnerability in n/a, published on 26 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects GC108P before 1.0.8.2, GC108PP before 1.0.8.2, GS108Tv3 before 7.0.7.2, GS110TPv3 before 7.0.7.2, GS110TPP before 7.0.7.2, GS110TUP before 1.0.5.3, GS710TUP before 1.0.5.3, GS308T before 1.0.3.2, GS310TP before 1.0.3.2, GS710TUP before 1.0.5.3, GS716TP before 1.0.4.2, GS716TPP before 1.0.4.2, GS724TPP before 2.0.6.3, GS724TPv2 before 2.0.6.3, GS724TPP before 2.0.6.3, GS728TPPv2 before 6.0.8.2, GS728TPv2 before 6.0.8.2, GS752TPv2 before 6.0.8.2, GS752TPP before 6.0.8.2, GS750E before 1.0.1.10, MS510TXM before 1.0.4.2, and MS510TXUP before 1.0.4.2.

Weakness: CWE-77

Which versions are affected by CVE-2021-45557?

It affects 20 products.

Products include Netgear Gc108p Firmware, Netgear Gc108pp Firmware, Netgear Gs108tv3 Firmware, Netgear Gs110tpp Firmware, Netgear Gs110tpv3 Firmware, Netgear Gs110tup Firmware and 14 more.

How do I fix CVE-2021-45557?

No fix has been published for CVE-2021-45557 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-2021-45557 being exploited?

There is no known exploitation of CVE-2021-45557 in the wild and no public exploit code.

Sources

Also known as GHSA-h2pj-589h-m8gr.

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