CVE-2021-34559 Other in WHA-GW-F2D2-0-AS- Z2-ETH

Medium 5.4 Published Updated

Remote attackers can rewrite links and URLs in cached pages of the WirelessHART-Gateway to arbitrary strings.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-34559?

CVE-2021-34559 is a medium-severity vulnerability in Phoenix Contact WHA-GW-F2D2-0-AS- Z2-ETH, published on 31 Aug 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.8 a vulnerability may allow remote attackers to rewrite links and URLs in cached pages to arbitrary strings.

Weakness: CWE-444

Which versions are affected by CVE-2021-34559?

It affects 2 products.

Products include Pepperl-Fuchs Wha-Gw-F2d2-0-as-Z2-Eth.eip Firmware, Pepperl-Fuchs Wha-Gw-F2d2-0-as-Z2-Eth Firmware.

How do I fix CVE-2021-34559?

No fix has been published for CVE-2021-34559 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-34559 being exploited?

There is no known exploitation of CVE-2021-34559 in the wild and no public exploit code.

Sources

Also known as GHSA-fwcq-rwgm-5rc2.

Is CVE-2021-34559 in your software?

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