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.

CVSS v3 6.4 MEDIUM
CVSS v2.0 5.5 MEDIUM

6.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.1 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:N

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727	Issue Tracking Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727	Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:11

Type	Values Removed	Values Added
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727 - Issue Tracking, Vendor Advisory~~	() https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1727 - Issue Tracking, Vendor Advisory
CVSS	v2 : ~~5.5~~ v3 : ~~5.4~~	v2 : 5.5 v3 : 6.4

Information

Published : 2020-06-22 19:15

Updated : 2024-11-21 05:11

NVD link : CVE-2020-1727

Mitre link : CVE-2020-1727

CVE.ORG link : CVE-2020-1727

JSON object : View

Products Affected

redhat

keycloak

CWE

CWE-20

Improper Input Validation

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