Nextcloud Server up to 22.2.10/23.0.6/24.0.2 information disclosure

Summaryinfo

A vulnerability has been found in Nextcloud Server up to 22.2.10/23.0.6/24.0.2 and classified as problematic. Affected by this issue is some unknown functionality. The manipulation leads to information disclosure. This vulnerability is referenced as CVE-2022-36074. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Nextcloud Server up to 22.2.10/23.0.6/24.0.2 (Cloud Software) and classified as problematic. This issue affects an unknown part. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Nextcloud server is an open source personal cloud product. Affected versions of this package are vulnerable to Information Exposure which fails to strip the Authorization header on HTTP downgrade. This can lead to account access exposure and compromise. It is recommended that the Nextcloud Server is upgraded to 23.0.7 or 24.0.3. It is recommended that the Nextcloud Enterprise Server is upgraded to 22.2.11, 23.0.7 or 24.0.3. There are no known workarounds for this issue.

The weakness was published 09/16/2022 as GHSA-vqgm-f748-g76v. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2022-36074 since 07/15/2022. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 22.2.11, 23.0.7 or 24.0.3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Cloud Software

Vendor

• Nextcloud

Name

• Server

Version

• 22.2.0
• 22.2.1
• 22.2.2
• 22.2.3
• 22.2.4
• 22.2.5
• 22.2.6
• 22.2.7
• 22.2.8
• 22.2.9
• 22.2.10
• 23.0.0
• 23.0.1
• 23.0.2
• 23.0.3
• 23.0.4
• 23.0.5
• 23.0.6
• 24.0.0
• 24.0.1
• 24.0.2

License

• open-source

Website

• Product: https://github.com/nextcloud/server/

CPE 2.3info

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CPE 2.2info

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