Vulnerabilities > CVE-2023-28853 - Unspecified vulnerability in Joinmastodon Mastodon
Attack vector
NETWORK Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
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.
Vulnerable Configurations
References
- http://www.openwall.com/lists/oss-security/2023/07/06/6
- https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/app/models/concerns/ldap_authenticable.rb#L7-L14
- https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/config/initializers/devise.rb#L398-L414
- https://github.com/mastodon/mastodon/pull/24379
- https://github.com/mastodon/mastodon/releases/tag/v3.5.8
- https://github.com/mastodon/mastodon/releases/tag/v4.0.4
- https://github.com/mastodon/mastodon/releases/tag/v4.1.2
- https://github.com/mastodon/mastodon/security/advisories/GHSA-38g9-pfm9-gfqv
- http://www.openwall.com/lists/oss-security/2023/07/06/6
- https://github.com/mastodon/mastodon/security/advisories/GHSA-38g9-pfm9-gfqv
- https://github.com/mastodon/mastodon/releases/tag/v4.1.2
- https://github.com/mastodon/mastodon/releases/tag/v4.0.4
- https://github.com/mastodon/mastodon/releases/tag/v3.5.8
- https://github.com/mastodon/mastodon/pull/24379
- https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/config/initializers/devise.rb#L398-L414
- https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/app/models/concerns/ldap_authenticable.rb#L7-L14