CVE-2024-45517 Cross-site scripting in n/a

Medium 6.1 Published 21 Nov 2024 Updated 21 Nov 2024

Attackers can execute arbitrary JavaScript in victim sessions via the /h/rest endpoint, potentially compromising sensitive information.

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

What is CVE-2024-45517?

CVE-2024-45517 is a medium-severity cross-site scripting vulnerability in Synacor Zimbra Collaboration Suite, published on 21 Nov 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An issue was discovered in Zimbra Collaboration (ZCS) through 10.1. A Cross-Site Scripting (XSS) vulnerability in the /h/rest endpoint of the Zimbra webmail and admin panel interfaces allows attackers to execute arbitrary JavaScript in the victim's session. This issue is caused by improper sanitization of user input, leading to potential compromise of sensitive information. Exploitation requires user interaction to access the malicious URL.

Weakness: CWE-79

Which versions are affected by CVE-2024-45517?

It affects 1 product.

Products include Synacor Zimbra Collaboration Suite.

How do I fix CVE-2024-45517?

No fix has been published for CVE-2024-45517 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-45517 being exploited?

There is no known exploitation of CVE-2024-45517 in the wild and no public exploit code.

All Synacor Zimbra Collaboration Suite vulnerabilities

Sources

Also known as GHSA-mc3r-j8vp-9xmx.