XSS in Elastic Kibana
CVE-2017-8440
Starting in version 5.3.0, Kibana had a cross-site scripting (XSS) vulnerability in the Discover page that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (62.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 62.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Elastic Kibana — versions 5.4.0, 5.3.1, 5.4.1
Weakness classification (CWE)
References
- www.elastic.co/blog/kibana-5-4-1-and-5-3-3-released (Release Notes, Vendor Advisory)
- discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952 (Mitigation, Vendor Advisory)
- www.elastic.co/community/security (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-8440?
- CVE-2017-8440 is a medium-severity vulnerability in Elastic Kibana, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-06-05.
- How severe is CVE-2017-8440?
- Medium severity. CVSS v3 base score is 6.1 out of 10.