Nextcloud Mail up to 3.7.6 information disclosure

Summaryinfo

A vulnerability was found in Nextcloud Mail up to 1.14.5/1.15.3/2.2.10/3.6.2/3.7.6 and classified as problematic. This affects an unknown function. The manipulation results in information disclosure. This vulnerability is known as CVE-2024-52508. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Nextcloud Mail up to 1.14.5/1.15.3/2.2.10/3.6.2/3.7.6. It has been classified as problematic. Affected is an unknown code. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. When a user is trying to set up a mail account with an email address like [email protected] that does not support auto configuration, and an attacker managed to register autoconfig.tld, the used email details would be send to the server of the attacker. It is recommended that the Nextcloud Mail app is upgraded to 1.14.6, 1.15.4, 2.2.11, 3.6.3, 3.7.7 or 4.0.0.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2024-52508 since 11/11/2024. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 1.14.6, 1.15.4, 2.2.11, 3.6.3 or 3.7.7 eliminates this vulnerability. Applying the patch a84c70e15d814dab6f0e8eda71bbaaf48152079b 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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Cloud Software

Vendor

• Nextcloud

Name

• Mail

Version

• 1.14.0
• 1.14.1
• 1.14.2
• 1.14.3
• 1.14.4
• 1.14.5
• 1.15.0
• 1.15.1
• 1.15.2
• 1.15.3
• 2.2.0
• 2.2.1
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.2.7
• 2.2.8
• 2.2.9
• 2.2.10
• 3.6.0
• 3.6.1
• 3.6.2
• 3.7.0
• 3.7.1
• 3.7.2
• 3.7.3
• 3.7.4
• 3.7.5
• 3.7.6

License

• open-source

Website

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

CPE 2.3info

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CPE 2.2info

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