CVE-2019-17187 Path traversal in n/a

High 7.5 Published Updated

An unauthenticated attacker can read arbitrary files on FiberHome HG2201T routers via a directory traversal vulnerability in the web interface.

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-2019-17187?

CVE-2019-17187 is a high-severity path traversal vulnerability in n/a, published on 8 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

/var/WEB-GUI/cgi-bin/downloadfile.cgi on FiberHome HG2201T 1.00.M5007_JS_201804 devices allows pre-authentication Directory Traversal for reading arbitrary files.

Weakness: CWE-22

Which versions are affected by CVE-2019-17187?

It affects 1 product.

Products include Fiberhome Hg2201t Firmware.

How do I fix CVE-2019-17187?

No fix has been published for CVE-2019-17187 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-2019-17187 being exploited?

There is no known exploitation of CVE-2019-17187 in the wild and no public exploit code.

Sources

Also known as GHSA-mx23-45hg-c4mw.

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