CVE-2020-5605 Path traversal in WHR-G54S

Medium 4.3 Published Updated

An attacker can exploit a directory traversal flaw in Buffalo WHR-G54S routers to access sensitive configuration data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-5605?

CVE-2020-5605 is a medium-severity path traversal vulnerability in BUFFALO INC. WHR-G54S, published on 18 Sep 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Directory traversal vulnerability in WHR-G54S firmware 1.43 and earlier allows an attacker to access sensitive information such as setting values via unspecified vectors.

Weakness: CWE-22

Which versions are affected by CVE-2020-5605?

It affects 1 product.

Products include Buffalo Airstation Whr-G54s Firmware.

How do I fix CVE-2020-5605?

No fix has been published for CVE-2020-5605 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-2020-5605 being exploited?

There is no known exploitation of CVE-2020-5605 in the wild and no public exploit code.

Sources

Also known as GHSA-ch7q-2q5r-pf55.

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