CVE-2024-39717: Versa Director Dangerous File Type Upload Vulnerability
First published: Thu Aug 22 2024(Updated: )
The Versa Director GUI contains an unrestricted upload of file with dangerous type vulnerability that allows administrators with Provider-Data-Center-Admin or Provider-Data-Center-System-Admin privileges to customize the user interface. The “Change Favicon” (Favorite Icon) enables the upload of a .png file, which can be exploited to upload a malicious file with a .png extension disguised as an image.
Credit: support@hackerone.com support@hackerone.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Versa Networks Versa Director | ||
| Versa Networks Versa Director | =21.2.2 | |
| Versa Networks Versa Director | =21.2.3 | |
| Versa Networks Versa Director | =22.1.1 | |
| Versa Networks Versa Director | =22.1.2 | |
| Versa Networks Versa Director | =22.1.3 |
Remedy
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
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Reference Links
- https://www.bleepingcomputer.com/news/security/versa-fixes-director-zero-day-vulnerability-exploited-in-attacks/
- https://www.bleepingcomputer.com/news/security/chinese-volt-typhoon-hackers-exploited-versa-zero-day-to-breach-isps-msps/
- https://www.theregister.com/2024/08/27/chinas_volt_typhoon_versa/
- https://versa-networks.com/blog/versa-security-bulletin-update-on-cve-2024-39717-versa-director-dangerous-file-type-upload-vulnerability/
- https://versa-networks.com/blog/versa-security-bulletin-update-on-cve-2024-39717-versa-director-dangerous-file-type-upload-vulnerability/;
- https://nvd.nist.gov/vuln/detail/CVE-2024-39717
- https://www.theregister.com/2024/11/06/chinas_volt_typhoon_breached_singtel/
- https://www.theregister.com/2024/11/13/china_volt_typhoon_back/
- https://www.theregister.com/2024/12/31/china_cyber_intrusions_2024/
Frequently Asked Questions
What is the severity of CVE-2024-39717?
CVE-2024-39717 has been classified as a critical severity vulnerability due to its potential impact on the security of the Versa Director software.
How do I fix CVE-2024-39717?
To fix CVE-2024-39717, update the Versa Director software to version 22.1.3 or later, or to version 21.2.3 or later.
What types of files can be uploaded in CVE-2024-39717?
CVE-2024-39717 allows for the unrestricted upload of files that can be dangerous, including executable files when changing the favicon.
Who is affected by CVE-2024-39717?
Administrators with Provider-Data-Center-Admin or Provider-Data-Center-System-Admin privileges are directly affected by CVE-2024-39717.
What versions of Versa Director are vulnerable to CVE-2024-39717?
Vulnerable versions of Versa Director include 21.2.2, 21.2.3, 22.1.1, 22.1.2, and 22.1.3 prior to the recommended updates.
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