CVE-2019-18997 PB610 HMISimulator provides interface with access to arbitrary files

Medium 4.3 Published Updated

An attacker can read or write arbitrary files outside the working directory via the HMISimulator component in ABB PB610 Panel Builder 600.

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

What is CVE-2019-18997?

CVE-2019-18997 is a medium-severity path traversal vulnerability in ABB PB610 Panel Builder 600, published on 18 Dec 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The HMISimulator component of ABB PB610 Panel Builder 600 uses the readFile/writeFile interface to manipulate the work file. Path configuration in PB610 HMISimulator versions 2.8.0.424 and earlier potentially allows access to files outside of the working directory, thus potentially supporting unauthorized file access.

Weakness: CWE-424

Which versions are affected by CVE-2019-18997?

It affects 1 product.

Products include Abb Pb610 Panel Builder 600.

How do I fix CVE-2019-18997?

No fix has been published for CVE-2019-18997 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2019-18997 being exploited?

There is no known exploitation of CVE-2019-18997 in the wild and no public exploit code.

Sources

Also known as GHSA-c4x8-rwfw-m4m2.

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