CVE-2017-12158

It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations. An attacker could use this flaw against an authenticated user to attain reflected XSS via a malicious server.

CVSS v3.0 5.4 MEDIUM
CVSS v2.0 3.5 LOW

5.4^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

3.5^/10

CVSS v2.0 : LOW

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

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1489161	Issue Tracking
https://access.redhat.com/errata/RHSA-2017:2906	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2905	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2904	Third Party Advisory
http://www.securityfocus.com/bid/101618	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:redhat:single_sign_on:7.0:::::::*
	cpe:2.3:a:redhat:single_sign_on:7.1:::::::*

OR	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*

Configuration 2 (hide)

cpe:2.3:a:keycloak:keycloak:-:*:*:*:*:*:*:*

Information

Published : 2017-10-26 10:29

Updated : 2019-10-09 16:22

NVD link : CVE-2017-12158

Mitre link : CVE-2017-12158

JSON object : View

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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Products Affected

keycloak

keycloak

redhat

enterprise_linux_server
single_sign_on

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