CVE-2022-4137

medium

Description

A reflected cross-site scripting (XSS) vulnerability was found in the 'oob' OAuth endpoint due to incorrect null-byte handling. This issue allows a malicious link to insert an arbitrary URI into a Keycloak error page. This flaw requires a user or administrator to interact with a link in order to be vulnerable. This may compromise user details, allowing it to be changed or collected by an attacker.

References

https://access.redhat.com/errata/RHSA-2023:1043

https://access.redhat.com/errata/RHSA-2023:1044

https://access.redhat.com/errata/RHSA-2023:1045

https://access.redhat.com/errata/RHSA-2023:1049

https://access.redhat.com/security/cve/CVE-2022-4137

https://bugzilla.redhat.com/show_bug.cgi?id=2148496

Details

Source: Mitre, NVD

Published: 2023-09-25

CVSS v3

Base Score: 6.1

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

Severity: Medium