CVE-2020-1833 Auth bypass in Honor 9X
Attackers can bypass lock screen authentication to access clock information on Honor 9X devices via a logic error in the clock function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-1833?
CVE-2020-1833 is a low-severity authentication bypass vulnerability in Huawei Honor 9X, published on 29 May 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Honor 9X smartphones with versions earlier than 9.1.1.172(C00E170R8P1) have an improper authentication vulnerability. A logic error occurs when handling clock function, an attacker should do a series of crafted operations quickly before the phone is unlocked, successful exploit could allow the attacker to access clock information without unlock the phone.
Weakness: CWE-287
Which versions are affected by CVE-2020-1833?
It affects 1 product.
Products include Huawei Honor 9x Firmware.
How do I fix CVE-2020-1833?
No fix has been published for CVE-2020-1833 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-2020-1833 being exploited?
There is no known exploitation of CVE-2020-1833 in the wild and no public exploit code.
Sources
Also known as GHSA-fhq2-85vv-r2h7.