CVE-2023-39387 Missing authorization in EMUI

Medium 5.3 Published Updated

Attackers can exploit permission control flaws in window management to display malicious pop-up windows on Huawei devices.

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-2023-39387?

CVE-2023-39387 is a medium-severity missing authorization vulnerability in Huawei Emui, published on 13 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability of permission control in the window management module. Successful exploitation of this vulnerability may cause malicious pop-up windows.

Weakness: CWE-264

Which versions are affected by CVE-2023-39387?

It affects 2 products.

Products include Huawei Emui, Huawei Harmonyos.

How do I fix CVE-2023-39387?

No fix has been published for CVE-2023-39387 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-2023-39387 being exploited?

There is no known exploitation of CVE-2023-39387 in the wild and no public exploit code.

All Huawei Emui vulnerabilities

Sources

Also known as GHSA-5g3h-4mc4-mpwp.

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