CVE-2023-52542 Missing authorization in EMUI

Medium 6.5 Published 8 Apr 2024 Updated 6 Dec 2024

Attackers can exploit a permission verification flaw in the system module to disrupt service availability on Huawei devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-52542?

CVE-2023-52542 is a medium-severity missing authorization vulnerability in Huawei Emui, published on 8 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Permission verification vulnerability in the system module. Impact: Successful exploitation of this vulnerability will affect availability.

Weakness: CWE-281

Which versions are affected by CVE-2023-52542?

It affects 2 products.

Products include Huawei Emui, Huawei Harmonyos.

How do I fix CVE-2023-52542?

No fix has been published for CVE-2023-52542 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-2023-52542 being exploited?

There is no known exploitation of CVE-2023-52542 in the wild and no public exploit code.

All Huawei Emui vulnerabilities

Sources

Also known as GHSA-6r8g-4hxg-92rf.