Vulnerability in Red Hat Advanced Cluster Security 3
CVE-2023-4958
In Red Hat Advanced Cluster Security (RHACS), it was found that some security related HTTP headers were missing, allowing an attacker to exploit this with a clickjacking attack. An attacker could exploit this by convincing a valid RHACS user to visit an attacker-controlled web page, that deceptively points to valid RHACS endpoints, hijacking the user's account permissions to perform other actions.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (48.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001
Affected products
- Red Hat Advanced Cluster Security 3
- Red Hat Advanced Cluster Security 4.2 — versions 4.2.0-6
- Red Hat Advanced Cluster Security — versions 3.0, 4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2023:5206 (vendor-advisory, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2023-4958 (vdb-entry, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2023-4958?
- CVE-2023-4958 is a medium-severity vulnerability in Red Hat Advanced Cluster Security 3, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 6.1/10. Published 2023-12-12.
- How severe is CVE-2023-4958?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2023-4958 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.