CVE-2022-39388
7.6 · HIGHOverview
CVE-2022-39388 is a high-severity vulnerability affecting istio istio. It was published on November 10, 2022 and has a CVSS 3.1 base score of 7.6 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Istio is an open platform to connect, manage, and secure microservices. In versions on the 1.15.x branch prior to 1.15.3, a user can impersonate any workload identity within the service mesh if they have localhost access to the Istiod control plane. Version 1.15.3 contains a patch for this issue. There are no known workarounds.
Remediation
Check the references section for vendor advisories and patches from istio. Update istio 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 |
|---|---|---|---|
| istio | istio | 1.15.0 | Affected |
References
Frequently Asked Questions
What is CVE-2022-39388?
CVE-2022-39388 is a high-severity vulnerability affecting istio istio. It was published on November 10, 2022 and has a CVSS 3.1 base score of 7.6 (HIGH).
How severe is CVE-2022-39388?
This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2022-39388?
Check the references section for vendor advisories and patches from istio. Update istio 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-2022-39388?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-39388 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.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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