CVE-2023-43102 Cross-site scripting in n/a

Medium 6.1 Published 7 Dec 2023 Updated 2 Aug 2024

An XSS vulnerability in Zimbra Collaboration allows attackers to access authenticated users' mailboxes, requiring an upgrade to patched versions.

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-2023-43102?

CVE-2023-43102 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Dec 2023. 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 was discovered in Zimbra Collaboration (ZCS) before 10.0.4. An XSS issue can be exploited to access the mailbox of an authenticated user. This is also fixed in 8.8.15 Patch 43 and 9.0.0 Patch 36.

Weakness: CWE-79

Which versions are affected by CVE-2023-43102?

It affects 1 product.

Products include Zimbra Collaboration.

How do I fix CVE-2023-43102?

No fix has been published for CVE-2023-43102 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-2023-43102 being exploited?

There is no known exploitation of CVE-2023-43102 in the wild and no public exploit code.

Sources

Also known as GHSA-2x5j-p7gf-w434.