CVE-2020-14098 Auth bypass in Xiaomi route RM1800

High 7.5 Published Updated

Attackers can bypass login verification on Xiaomi routers by exploiting time synchronization issues after a restart, allowing unauthorized access.

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-2020-14098?

CVE-2020-14098 is a high-severity authentication bypass vulnerability in Xiaomi route RM1800, published on 13 Jan 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The login verification can be bypassed by using the problem that the time is not synchronized after the router restarts. This affects Xiaomi router AX1800rom version < 1.0.336 and Xiaomi route RM1800 root version < 1.0.26.

Weakness: CWE-662

Which versions are affected by CVE-2020-14098?

It affects 2 products.

Products include Mi Ax1800 Firmware, Mi Rm1800 Firmware.

How do I fix CVE-2020-14098?

No fix has been published for CVE-2020-14098 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-2020-14098 being exploited?

There is no known exploitation of CVE-2020-14098 in the wild and no public exploit code.

Sources

Also known as GHSA-pwpp-fc52-54w9.

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