What is the severity of ZDI-20-539?

ZDI-20-539 is considered a critical vulnerability due to its potential for remote code execution without authentication.

How do I fix ZDI-20-539?

To fix ZDI-20-539, Cisco recommends upgrading to the latest version of UCS Director that addresses this vulnerability.

What is affected by the ZDI-20-539 vulnerability?

The ZDI-20-539 vulnerability affects installations of Cisco UCS Director where the LargeFileUploadServlet processes zip files.

Can ZDI-20-539 be exploited remotely?

Yes, ZDI-20-539 can be exploited remotely as authentication is not required to execute arbitrary code.

What impacts can ZDI-20-539 have on an organization?

The exploitation of ZDI-20-539 can lead to unauthorized access and control over affected systems, posing significant security risks.

Vulnerability/
ZDI-20-539

critical

9.8

4/8/2024

ZDI-20-539: Cisco UCS Director ApplianceStorageUtil unzip Directory Traversal Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco UCS Director. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of zip files by the LargeFileUploadServlet endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root.

Affected Software	Affected Version	How to fix
Cisco UCS Director

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of ZDI-20-539?
ZDI-20-539 is considered a critical vulnerability due to its potential for remote code execution without authentication.
How do I fix ZDI-20-539?
To fix ZDI-20-539, Cisco recommends upgrading to the latest version of UCS Director that addresses this vulnerability.
What is affected by the ZDI-20-539 vulnerability?
The ZDI-20-539 vulnerability affects installations of Cisco UCS Director where the LargeFileUploadServlet processes zip files.
Can ZDI-20-539 be exploited remotely?
Yes, ZDI-20-539 can be exploited remotely as authentication is not required to execute arbitrary code.
What impacts can ZDI-20-539 have on an organization?
The exploitation of ZDI-20-539 can lead to unauthorized access and control over affected systems, posing significant security risks.

agent/type
agent/references
collector/zdi-advisory
source/ZDI
alias/ZDI-20-539
alias/ZDI-CAN-9586
alias/CVE-2020-3239
agent/software-canonical-lookup
agent/title
agent/severity
agent/softwarecombine
agent/event
agent/description
agent/tags
agent/source
vendor/cisco
canonical/cisco ucs director

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.

Frequently Asked Questions

What is the severity of ZDI-20-539?
ZDI-20-539 is considered a critical vulnerability due to its potential for remote code execution without authentication.
How do I fix ZDI-20-539?
To fix ZDI-20-539, Cisco recommends upgrading to the latest version of UCS Director that addresses this vulnerability.
What is affected by the ZDI-20-539 vulnerability?
The ZDI-20-539 vulnerability affects installations of Cisco UCS Director where the LargeFileUploadServlet processes zip files.
Can ZDI-20-539 be exploited remotely?
Yes, ZDI-20-539 can be exploited remotely as authentication is not required to execute arbitrary code.
What impacts can ZDI-20-539 have on an organization?
The exploitation of ZDI-20-539 can lead to unauthorized access and control over affected systems, posing significant security risks.