CVE-2019-20481 Auth bypass in n/a

Medium 4.6 Published Updated

Attackers can change passwords without knowing the old one, leading to account takeover on Miele ZigBee Gateways.

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

What is CVE-2019-20481?

CVE-2019-20481 is a medium-severity authentication bypass vulnerability in n/a, published on 24 Feb 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

In MIELE XGW 3000 ZigBee Gateway before 2.4.0, the Password Change Function does not require knowledge of the old password. This can be exploited in conjunction with CVE-2019-20480.

Weakness: CWE-287

Which versions are affected by CVE-2019-20481?

It affects 1 product.

Products include Miele Xgw 3000 Zigbee Gateway Firmware.

How do I fix CVE-2019-20481?

No fix has been published for CVE-2019-20481 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2019-20481 being exploited?

There is no known exploitation of CVE-2019-20481 in the wild and no public exploit code.

Sources

Also known as GHSA-m4qw-fm6j-8h62.

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