CVE-2016-6268 Trendmicro CVE debrief

Who should care

Administrators and security teams responsible for Trend Micro Smart Protection Server deployments, especially instances running 2.5, 2.6, or 3.0 on builds older than the fixed releases. Because the attack requires local webserv access, systems with any shared administrative access, service accounts, or exposed maintenance paths deserve immediate review.

Technical summary

The NVD record describes a local privilege-escalation condition in Trend Micro Smart Protection Server where a webserv user can use a Trojan horse .war file in the Solr webapps directory to execute arbitrary code as root. NVD classifies the weakness as CWE-264 and assigns CVSS 3.1 vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, indicating low attack complexity but local prerequisites and full system compromise impact if exploited.

Defensive priority

High. Although exploitation is local rather than remote, successful abuse yields root-level arbitrary code execution, which materially increases the risk to appliance integrity and downstream security services.

Recommended defensive actions

• Confirm whether any Trend Micro Smart Protection Server systems are running 2.5, 2.6, or 3.0.
• Upgrade affected deployments to a fixed build at or above the vendor-specified versions: 2.5 build 2200, 2.6 build 2106, or 3.0 build 1330.
• Review local access to the webserv account and restrict administrative and shell access to trusted operators only.
• Inspect the Solr webapps directory and related application deployment locations for unexpected .war files or other unauthorized artifacts.
• Validate that the vendor mitigation guidance in Trend Micro advisory 1114913 has been applied.
• Treat any confirmed unauthorized .war placement or unexpected root execution as a security incident and investigate host integrity.

Evidence notes

The CVE description supplied in the corpus states that Smart Protection Server 2.5 before build 2200, 2.6 before build 2106, and 3.0 before build 1330 allow local webserv users to execute arbitrary code with root privileges via a Trojan horse .war file in the Solr webapps directory. The NVD metadata also lists the affected CPEs for those versions, the CVSS 3.1 vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, and CWE-264. Vendor and third-party reference links in the record point to Trend Micro advisory 1114913 and a technical write-up.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.