XSS in Red Hat Single Sign-On 7
CVE-2022-1438
A flaw was found in Keycloak. Under specific circumstances, HTML entities are not sanitized during user impersonation, resulting in a Cross-site scripting (XSS) vulnerability.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (49.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Red Hat Single Sign-On 7
- Red Hat Single Sign-On 7.6 For Rhel 7 — versions 0:18.0.6-1.redhat_00001.1.el7sso
- Red Hat Single Sign-On 7.6 For Rhel 8 — versions 0:18.0.6-1.redhat_00001.1.el8sso
- Red Hat Single Sign-On 7.6 For Rhel 9 — versions 0:18.0.6-1.redhat_00001.1.el9sso
- Red Hat Rhel-8 Based Middleware Containers — versions 7.6-20
- Red Hat Keycloak
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2023:1043 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2023:1044 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2023:1045 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2023:1047 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2023:1049 (vendor-advisory, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2022-1438 (vdb-entry, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-1438?
- CVE-2022-1438 is a medium-severity vulnerability in Red Hat Single Sign-On 7, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2023-09-20.
- How severe is CVE-2022-1438?
- Medium severity. CVSS v3 base score is 6.4 out of 10.