Vulnerability in Red Hat Single Sign-On 7
CVE-2023-4918
A flaw was found in the Keycloak package, more specifically org.keycloak.userprofile. When a user registers itself through registration flow, the "password" and "password-confirm" field from the form will occur as regular user attributes. All users and clients with proper rights and roles are able to read users attributes, allowing a malicious user with minimal access to retrieve the users passwords in clear text, jeopardizing their environment.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Red Hat Single Sign-On 7
- Red Hat Keycloak — versions 22.0.2
- Keycloak — versions 22.0.3
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2023-4918 (vdb-entry, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Issue Tracking, Vendor Advisory)
- github.com/keycloak/keycloak/security/advisories/GHSA-5q66-v53q-pm35 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-4918?
- CVE-2023-4918 is a high-severity vulnerability in Red Hat Single Sign-On 7, classified under Plaintext Storage of a Password. CVSS score: 8.8/10. Published 2023-09-12.
- How severe is CVE-2023-4918?
- High severity. CVSS v3 base score is 8.8 out of 10.