CVE-2025-0500 Issue affecting Amazon WorkSpaces (when running Amazon DCV protocol), Amazon AppStream 2.0, and Amazon DCV clients

High 7.7 Published Updated

Attackers can intercept remote sessions via man-in-the-middle attacks, potentially gaining unauthorized access to user data and sessions.

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-2025-0500?

CVE-2025-0500 is a high-severity vulnerability in Amazon AppStream 2.0 Client, published on 15 Jan 2025. 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

An issue in the native clients for Amazon WorkSpaces (when running Amazon DCV protocol), Amazon AppStream 2.0, and Amazon DCV Clients may allow an attacker to access remote sessions via man-in-the-middle.

Weakness: CWE-295

Which versions are affected by CVE-2025-0500?

How do I fix CVE-2025-0500?

No fix has been published for CVE-2025-0500 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-0500 being exploited?

There is no known exploitation of CVE-2025-0500 in the wild and no public exploit code.

Sources

Also known as GHSA-99ph-c47h-7pf8.

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