Advisories

pac4j-core before 6.5.6 Authorization Bypass via Reversed Profile Type Check

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severity
high
date
Affecting
  • pac4j >= 0, < 6.5.6

CWE
  • CWE-863 Incorrect Authorization
CVSS
8.6
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Credit
Joshua Rogers (AISLE Research)
Description
pac4j-core before 6.5.6 contains an authentication bypass vulnerability in CheckProfileTypeAuthorizer that reverses the profile type validation logic. Attackers can authenticate through a weaker client and access resources requiring a stronger profile type by satisfying generic profile checks.

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