CVE-2018-11776
8.1 · HIGH Actively ExploitedOverview
CVE-2018-11776 is a high-severity vulnerability affecting apache struts. It was published on August 22, 2018 and has a CVSS 3.1 base score of 8.1 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.
Remediation
Check the references section for vendor advisories and patches from apache. Update struts 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 |
|---|---|---|---|
| apache | struts | >= 2.0.4, < 2.3.35 | Affected |
| netapp | active_iq_unified_manager | 7.3 | Affected |
| oracle | communications_policy_management | >= 0, < 12.5.0 | Affected |
| oracle | mysql_enterprise_monitor | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2018-11776?
CVE-2018-11776 is a high-severity vulnerability affecting apache struts. It was published on August 22, 2018 and has a CVSS 3.1 base score of 8.1 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.
How severe is CVE-2018-11776?
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-11776?
Check the references section for vendor advisories and patches from apache. Update struts 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-2018-11776?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-11776 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.
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