Security readout for executives and security teams
Plain-English summary
Kibana before 5.6.1 had a Timelion cross-site scripting flaw. If exploited, an attacker could act through another Kibana user's browser, potentially viewing sensitive information or causing destructive actions in that user's session.
Executive priority
Treat this as a legacy Kibana exposure issue. It is not flagged as actively exploited in the supplied sources, but the potential session-level impact justifies prompt remediation if old Kibana remains in use.
Technical view
CVE-2017-11479 is an XSS vulnerability in Kibana Timelion affecting versions prior to 5.6.1. The available record does not provide CVSS, CWE, exploit prerequisites, or proof of exploitation details.
Likely exposure
Exposure is most likely where Kibana versions earlier than 5.6.1 remain deployed and Timelion is available to users. The provided affected-product metadata is sparse.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Impact depends on whether an attacker can cause another Kibana user to process malicious Timelion-related content.
Researcher notes
The CVE record gives a concise impact statement but lacks CVSS, CWE, and detailed affected CPE data. Do not broaden scope beyond Kibana prior to 5.6.1 and Timelion without additional vendor evidence.
Mitigation direction
- Upgrade Kibana to 5.6.1 or a later supported version.
- Review Elastic's security update for vendor-specific remediation guidance.
- Limit Kibana access to trusted users while remediation is pending.
- Check for unsupported legacy Kibana deployments and prioritize replacement.
Validation and detection
- Inventory Kibana instances and confirm each version is 5.6.1 or later.
- Verify Timelion availability and user access on any legacy instances.
- Review Kibana audit and web logs for suspicious user-driven activity.
- Confirm security update records or change tickets for affected systems.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2017-11479 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://discuss.elastic.co/t/x-pack-alerting-and-kibana-5-6-1-security-update/101884CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.