Veeam Backup & Replication up to 12.2 Setting certificate validation

Summaryinfo

A vulnerability, which was classified as critical, has been found in Veeam Backup & Replication up to 12.2. This affects an unknown part of the component Setting Handler. The manipulation leads to certificate validation. This vulnerability is referenced as CVE-2024-42456. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Veeam Backup & Replication up to 12.2. This issue affects an unknown functionality of the component Setting Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Veeam Backup & Replication platform allows a low-privileged user with a specific role to exploit a method that updates critical configuration settings, such as modifying the trusted client certificate used for authentication on a specific port. This can result in unauthorized access, enabling the user to call privileged methods and initiate critical services. The issue arises due to insufficient permission requirements on the method, allowing users with low privileges to perform actions that should require higher-level permissions.

The advisory is shared at veeam.com. The identification of this vulnerability is CVE-2024-42456 since 08/02/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 212090 (Veeam Backup and Replication 12.x < 12.3.0.310 Multiple Vulnerabilities (December 2024) (KB4693)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (212090). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Backup Software

Vendor

• Veeam

Name

• Backup & Replication

Version

• 12.0
• 12.1
• 12.2

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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