CVE-2024-33535

Name: CVE-2024-33535
Creator: NVD / NIST
Published: 2024-08-12T15:15:20.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2024-33535 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0. The vulnerability involves unauthenticated local file inclusion (LFI) in a web application, specifically impacting the handling of the packages parameter. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0. The vulnerability involves unauthenticated local file inclusion (LFI) in a web application, specifically impacting the handling of the packages parameter. Attackers can exploit this flaw to include arbitrary local files without authentication, potentially leading to unauthorized access to sensitive information. The vulnerability is limited to files within a specific directory.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.55%

41.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zimbra	Collaboration	>= 10.0.0, < 10.0.8
Zimbra	Collaboration	9.0.0

References

https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.8#Security_FixesRelease Notes
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P40#Security_FixesRelease Notes

Timeline

Published: Aug 12, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-33535?

How severe is CVE-2024-33535?

CVE-2024-33535 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2024-33535?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-33535?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST