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SECURITY BULLETIN: Trend Micro Deep Discovery Email Inspector (DDEI) 2.5.1 Arbitrary File Upload Remote Code Execution Vulnerability

    • Updated:
    • 11 Aug 2017
    • Product/Version:
    • Deep Discovery Email Inspector 2.5
    • Platform:
    • Appliance All
Summary
Release Date: April 11, 2017
Trend Micro Vulnerability Identifier(s): VRTS-241
Platform(s): Appliance
CVSS 2.0 Score(s): 10
Severity Rating(s): High

Trend Micro has released a new Critical Patch (CP) for Trend Micro Deep Discovery Email Inspector (DDEI) 2.5.1.  This CP resolves a vulnerability in the product that could potentially allow a remote attacker to execute arbitrary code on vulnerable installations.

Details
Public

Affected Version(s)

ProductAffected Version(s)PlatformLanguage(s)
Deep Discovery Email InspectorVersion 2.5.1ApplianceEnglish

Solution

Trend Micro has released the following solutions to address the issue:

ProductUpdated versionNotesPlatformAvailability
Deep Discovery Email InspectorVersion 2.5.1 CP b1182*ReadmeApplianceNow

* Version 2.5.1 build 1182 requires Version 2.5.1 b1118 as a prerequisite. 

Customers are encouraged to visit Trend Micro’s Download Center to obtain prerequisite software (such as Service Packs) before applying any of the solutions above.

Vulnerability Details

This update resolves a vulnerability in which an unauthenticated user could potentially attain remote code execution and elevated privileges via an unrestricted file upload.

Due to the seriousness of this vulnerability, customers are highly encouraged to update to the latest build as soon as possible.

Mitigating Factors

Exploiting these type of vulnerabilities generally require that an attacker has access (physical or remote) to a vulnerable machine. In addition to timely application of patches and updated solutions, customers are also advised to review remote access to critical systems and ensure policies and perimeter security is up-to-date.

However, even though an exploit may require several specific conditions to be met, Trend Micro strongly encourages customers to update to the latest builds as soon as possible.

Acknowledgement

Trend Micro would like to thank the following individuals for responsibly disclosing these issues and working with Trend Micro to help protect our customers:

External Reference(s)

The following advisories may be found at Trend Micro's Zero Day Initiative Published Advisories site:
ZDI-17-283
Premium
Internal
Rating:
Category:
Update
Solution Id:
1117093
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