CVE-2020-17473 Auth bypass in n/a

Medium 5.9 Published Updated

Attackers can impersonate the server to obtain long-lasting tokens due to lack of mutual authentication in ZKTeco security systems.

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-2020-17473?

CVE-2020-17473 is a medium-severity authentication bypass vulnerability in n/a, published on 14 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Lack of mutual authentication in ZKTeco FaceDepot 7B 1.0.213 and ZKBiosecurity Server 1.0.0_20190723 allows an attacker to obtain a long-lasting token by impersonating the server.

Weakness: CWE-613

Which versions are affected by CVE-2020-17473?

It affects 2 products.

Products include Zkteco Facedepot 7b Firmware, Zkteco Zkbiosecurity Server.

How do I fix CVE-2020-17473?

No fix has been published for CVE-2020-17473 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-2020-17473 being exploited?

There is no known exploitation of CVE-2020-17473 in the wild and no public exploit code.

Sources

Also known as GHSA-w4x5-8r89-cc76.

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