CVE-2017-8770 Path traversal in n/a

High 7.5 Published Updated

Attackers can read the entire filesystem on BE126 WIFI repeater devices via a crafted getpage parameter, exposing sensitive data.

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-2017-8770?

CVE-2017-8770 is a high-severity path traversal vulnerability in n/a, published on 20 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

There is LFD (local file disclosure) on BE126 WIFI repeater 1.0 devices that allows attackers to read the entire filesystem on the device via a crafted getpage parameter.

Weakness: CWE-200

Which versions are affected by CVE-2017-8770?

It affects 1 product.

Products include Twsz Wifi Repeater Firmware.

How do I fix CVE-2017-8770?

No fix has been published for CVE-2017-8770 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-2017-8770 being exploited?

There is no known exploitation of CVE-2017-8770 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-c9j9-jc83-c4rq.

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