CVE-2017-12158

medium

Description

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1489161

https://access.redhat.com/errata/RHSA-2017:2906

https://access.redhat.com/errata/RHSA-2017:2905

https://access.redhat.com/errata/RHSA-2017:2904

http://www.securityfocus.com/bid/101618

Details

Source: Mitre, NVD

Published: 2017-10-26

Updated: 2019-10-09

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.4

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium