CVE-2019-13423
8.8 · HIGHOverview
CVE-2019-13423 is a high-severity vulnerability affecting search-guard search_guard. It was published on August 23, 2019 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an authenticated Kibana user could impersonate as kibanaserver user when providing wrong credentials when all of the following conditions a-c are true: a) Kibana is configured to use Single-Sign-On as authentication method, one of Kerberos, JWT, Proxy, Client certificate. b) The kibanaserver user is configured to use HTTP Basic as the authentication method. c) Search Guard is configured to use an SSO authentication domain and HTTP Basic at the same time
Remediation
Check the references section for vendor advisories and patches from search-guard. Update search_guard to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| search-guard | search_guard | >= 0, < 5.6.8-7 | Affected |
Frequently Asked Questions
What is CVE-2019-13423?
CVE-2019-13423 is a high-severity vulnerability affecting search-guard search_guard. It was published on August 23, 2019 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2019-13423?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2019-13423?
Check the references section for vendor advisories and patches from search-guard. Update search_guard to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2019-13423?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-13423 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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