CVE-2023-28853

Sažetak

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.

Reference

https://github.com/mastodon/mastodon/security/advisories/GHSA-38g9-pfm9-gfqv
https://github.com/mastodon/mastodon/pull/24379
https://github.com/mastodon/mastodon/releases/tag/v3.5.8
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/releases/tag/v4.1.2
https://github.com/mastodon/mastodon/releases/tag/v4.0.4
http://www.openwall.com/lists/oss-security/2023/07/06/6

CVSS

Base:	6.5
Impact:	3.6
Exploitability:	2.8

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	-

Impact

Povjerljivost	Cjelovitost	Dostupnost
HIGH	NONE	NONE

CVSS vektor

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Zadnje važnije ažuriranje

07-07-2023 - 00:15

Objavljeno

04-04-2023 - 22:15