CVE-2024-5924 Dropbox Desktop Folder Sharing Mark-of-the-Web Bypass Vulnerability

High 8.8 Published Updated

Remote attackers can bypass Mark-of-the-Web protections in Dropbox Desktop to execute arbitrary code via shared folders.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-5924?

CVE-2024-5924 is a high-severity vulnerability in Dropbox Desktop, published on 13 Jun 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Dropbox Desktop Folder Sharing Mark-of-the-Web Bypass Vulnerability. This vulnerability allows remote attackers to bypass the Mark-of-the-Web protection mechanism on affected installations of Dropbox Desktop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the handling of shared folders. When syncing files from a shared folder belonging to an untrusted account, the Dropbox desktop application does not apply the Mark-of-the-Web to the local files. An attacker can leverage this vulnerability to execute arbitrary code in the context of the current user. Was ZDI-CAN-23991.

Weakness: CWE-693

Which versions are affected by CVE-2024-5924?

It affects 1 product.

Products include Dropbox Dropbox Desktop.

How do I fix CVE-2024-5924?

No fix has been published for CVE-2024-5924 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-5924 being exploited?

There is no known exploitation of CVE-2024-5924 in the wild and no public exploit code.

Sources

Also known as GHSA-wm9f-3fjp-v86p.

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