CVE-2023-28853CWE-90

Mastodon's blind LDAP injection in login allows the attacker to leak arbitrary attributes from LDAP database

High · published April 4, 2023

CVSS v3.1
7.7
EPSS
1%
Percentile
69.8
In the wild
Unconfirmed
What it 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 record
Technical detail
CVSS v3.1
7.7 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.01279 · 69.8th percentile
Weakness
CWE-90 · Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
Published
2023-04-04T21:14Z
EPSS history
Timeline
  • 04 APR 21:14Z
    Mastodon's blind LDAP injection in login allows the attacker to leak arbitrary attributes from LDAP database
    cvelistv5