Versa Director Change Favicon Option access control

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Versa Director. It has been classified as critical. This issue affects some unknown processing of the component Change Favicon Option. The manipulation leads to access control. This vulnerability is traded as CVE-2024-39717. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Versa Director (unknown version). This issue affects an unknown code block of the component Change Favicon Option. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Versa Director GUI provides an option to customize the look and feel of the user interface. This option is only available for a user logged with Provider-Data-Center-Admin or Provider-Data-Center-System-Admin. (Tenant level users do not have this privilege). The “Change Favicon” (Favorite Icon) option can be mis-used to upload a malicious file ending with .png extension to masquerade as image file. This is possible only after a user with Provider-Data-Center-Admin or Provider-Data-Center-System-Admin has successfully authenticated and logged in.

The advisory is shared at support.versa-networks.com. The identification of this vulnerability is CVE-2024-39717 since 06/28/2024. The exploitation is known to be difficult. The attack may be initiated remotely. Additional levels of successful authentication are needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The exploit is available at support.versa-networks.com. It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 207794 (Versa Director Dangerous File Type Upload Vulnerability (CVE-2024-39717)), which helps to determine the existence of the flaw in a target environment. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 08/23/2024 with a due date of 09/13/2024:

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Zero-Day.cz (905) and Tenable (207794). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.6
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 6.6
CNA Vector (hackerone): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 207794
Nessus Name: Versa Director Dangerous File Type Upload Vulnerability (CVE-2024-39717)

Zero-Day.cz: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/28/2024 🔍
08/22/2024 +55 days 🔍
08/22/2024 +0 days 🔍
10/31/2025 +434 days 🔍

Sourcesinfo

Advisory: support.versa-networks.com
Status: Confirmed

CVE: CVE-2024-39717 (🔍)
GCVE (CVE): GCVE-0-2024-39717
GCVE (VulDB): GCVE-100-275609
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/22/2024 21:38
Updated: 10/31/2025 00:17
Changes: 08/22/2024 21:38 (65), 08/24/2024 09:58 (15), 08/24/2024 11:53 (1), 08/24/2024 20:39 (2), 08/27/2024 02:15 (11), 08/28/2024 03:10 (1), 09/09/2024 22:30 (1), 09/26/2024 22:07 (2), 10/31/2025 00:17 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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