CVE-2020-1727

A vulnerability was found in Keycloak before 9.0.2, where every Authorization URL that points to an IDP server lacks proper input validation as it allows a wide range of characters. This flaw allows a malicious to craft deep links that introduce further attack scenarios on affected clients.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
redhatCNA
6.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 40%
VendorProductVersion
redhatkeycloak
𝑥
< 9.0.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727