CVE-2023-39396 Deserialization in EMUI

High 7.5 Published Updated

A deserialization flaw in the input module allows attackers to cause a denial of service on Huawei mobile 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-2023-39396?

CVE-2023-39396 is a high-severity unsafe deserialization 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

Deserialization vulnerability in the input module. Successful exploitation of this vulnerability may affect availability.

Weakness: CWE-502, CWE-125

Which versions are affected by CVE-2023-39396?

It affects 2 products.

Products include Huawei Emui, Huawei Harmonyos.

How do I fix CVE-2023-39396?

No fix has been published for CVE-2023-39396 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2023-39396 being exploited?

There is no known exploitation of CVE-2023-39396 in the wild and no public exploit code.

All Huawei Emui vulnerabilities

Sources

Also known as GHSA-r6j4-vqvj-xf3v.

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