CVE-2023-31728 Misconfiguration in n/a

High 7.0 Published Updated

Attackers can access SSH and HTTP services on the WAN interface in bridge mode, bypassing intended LAN-only restrictions.

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-2023-31728?

CVE-2023-31728 is a high-severity vulnerability in n/a, published on 17 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Teltonika RUT240 devices with firmware before 07.04.2, when bridge mode is used, sometimes make SSH and HTTP services available on the IPv6 WAN interface even though the UI shows that they are only available on the LAN interface.

Which versions are affected by CVE-2023-31728?

It affects 1 product.

Products include Teltonika-Networks Rut240 Firmware.

How do I fix CVE-2023-31728?

No fix has been published for CVE-2023-31728 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-31728 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-31728 exists.

Sources

Also known as GHSA-88cf-9f4g-48wr.

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