CVE-2018-12421 Information

Description

LTB (aka LDAP Tool Box) Self Service Password before 1.3 allows a change to a user password (without knowing the old password) via a crafted POST request because the ldap_bind return value is mishandled and the PHP data type is not constrained to be a string.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/ltb-project/self-service-password/issues/209 https://github.com/ltb-project/self-service-password/issues/211 https://lists.ltb-project.org/pipermail/ltb-announce/2018-June/000023.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8