CVE-2018-18995 Missing authorization in ABB GATE-E1 and GATE-E2

Critical 9.8 Published Updated

Unauthenticated attackers can access administrative interfaces on ABB PLC gateways to read or modify registers and reset devices.

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-2018-18995?

CVE-2018-18995 is a critical missing authorization vulnerability in ABB GATE-E1 and GATE-E2, published on 3 Jan 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Pluto Safety PLC Gateway Ethernet devices ABB GATE-E1 and GATE-E2 all versions do not allow authentication to be configured on administrative telnet or web interfaces, which could enable various effects vectors, including conducting device resets, reading or modifying registers, and changing configuration settings such as IP addresses.

Weakness: CWE-306

Which versions are affected by CVE-2018-18995?

It affects 2 products.

Products include Abb Gate-E1 Firmware, Abb Gate-E2 Firmware.

How do I fix CVE-2018-18995?

No fix has been published for CVE-2018-18995 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2018-18995 being exploited?

There is no known exploitation of CVE-2018-18995 in the wild and no public exploit code.

Sources

Also known as GHSA-478p-r52m-3xfc.

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