CVE-2020-1796 Missing authorization in HUAWEI Mate 20;HUAWEI Mate 30 Pro

Medium 6.6 Published 20 Mar 2020 Updated 4 Aug 2024

Improper authorization in Huawei smartphones allows low-privilege users to perform unauthorized operations, requiring a software update.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-1796?

CVE-2020-1796 is a medium-severity missing authorization vulnerability in HUAWEI Mate 20;HUAWEI Mate 30 Pro, published on 20 Mar 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

There is an improper authorization vulnerability in several smartphones. The software incorrectly performs an authorization to certain user, successful exploit could allow a low privilege user to do certain operation which the user are supposed not to do.Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2).

Weakness: CWE-863

Which versions are affected by CVE-2020-1796?

It affects 2 products.

Products include Huawei Mate 20 Firmware, Huawei Mate 30 Pro Firmware.

How do I fix CVE-2020-1796?

No fix has been published for CVE-2020-1796 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-1796 being exploited?

There is no known exploitation of CVE-2020-1796 in the wild and no public exploit code.

Sources

Also known as GHSA-xxfv-6426-45jv.