Mastodon up to 2.5.0/3.5.8/4.0.4/4.1.2 ldap injection

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Mastodon up to 2.5.0/3.5.8/4.0.4/4.1.2. The affected element is an unknown function. Performing a manipulation results in ldap injection. This vulnerability is reported as CVE-2023-28853. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Mastodon up to 2.5.0/3.5.8/4.0.4/4.1.2. This affects an unknown functionality. The manipulation with an unknown input leads to a ldap injection vulnerability. CWE is classifying the issue as CWE-90. The product constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended LDAP query when it is sent to a downstream component. This is going to have an impact on confidentiality. The summary by CVE is:

Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Starting in version 2.5.0 and prior to versions 3.5.8, 4.0.4, and 4.1.2, the LDAP query made during login is insecure and the attacker can perform LDAP injection attack to leak arbitrary attributes from LDAP database. This issue is fixed in versions 3.5.8, 4.0.4, and 4.1.2.

The weakness was disclosed 04/05/2023 as GHSA-38g9-pfm9-gfqv. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2023-28853 since 03/24/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

Upgrading to version 3.5.8, 4.0.4 or 4.1.2 eliminates this vulnerability. The upgrade is hosted for download at github.com. 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.

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Productinfo

Name

• Mastodon

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5.0
• 3.5.0
• 3.5.1
• 3.5.2
• 3.5.3
• 3.5.4
• 3.5.5
• 3.5.6
• 3.5.7
• 3.5.8
• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.1.0
• 4.1.1
• 4.1.2

Website

• Product: https://github.com/mastodon/mastodon/

CPE 2.3info

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CPE 2.2info

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