Medium severity · published Jun 5, 2017
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…
6.1
CVSS
1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KI
Kibana · Elastic
5.3.0; 5.3.1; 5.3.2; 5.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-8440
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-8440
Mitigation
https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952
Release Notes
https://www.elastic.co/blog/kibana-5-4-1-and-5-3-3-released
Vendor Advisory
https://www.elastic.co/community/security
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