CVE-2021-25353 Missing authorization in Galaxy Themes

Medium 5.5 Published Updated

Local attackers can read or write private files in Samsung Galaxy Themes by hijacking empty PendingIntents, requiring an application 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-2021-25353?

CVE-2021-25353 is a medium-severity missing authorization vulnerability in Samsung Mobile Galaxy Themes, published on 25 Mar 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Using empty PendingIntent in Galaxy Themes prior to version 5.2.00.1215 allows local attackers to read/write private file directories of Galaxy Themes application without permission via hijacking the PendingIntent.

Weakness: CWE-285

Which versions are affected by CVE-2021-25353?

It affects 1 product.

Products include Samsung Galaxy Themes.

How do I fix CVE-2021-25353?

No fix has been published for CVE-2021-25353 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-2021-25353 being exploited?

There is no known exploitation of CVE-2021-25353 in the wild and no public exploit code.

Sources

Also known as GHSA-hx6r-fxq2-3wm8.

Is CVE-2021-25353 in your software?

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