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CVE-2017-11392

56
FAUCET Score

CVE-2017-11392 describes a critical proxy command injection vulnerability affecting Trend Micro InterScan Messaging Virtual Appliance versions 9.0 and 9.1. This flaw allows remote, authenticated attackers to execute arbitrary code by manipulating the "T" parameter within the modTMCSS Proxy. With a CVSS score of 8.8 (High), the vulnerability is easily exploitable over the network with low privileges and no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, a Metasploit module exists for this vulnerability, indicating readily available exploit code. Despite this, there is no recorded community discussion or media coverage, suggesting limited public awareness.

Impacted Technologies

VendorProductVersion(s)CPE
9.0CPE matchmatch criteria
cpe:2.3:a:trendmicro:interscan_messaging_security_virtual_appliance:9.0:*:*:*:*:*:*:*
9.1CPE matchmatch criteria
cpe:2.3:a:trendmicro:interscan_messaging_security_virtual_appliance:9.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
33.76%
Probability of exploitation in next 30 days
EPSS Percentile
98.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: Trend Micro InterScan Messaging Security (Virtual Appliance) Remote Code Execution · Oct 7, 2017
This CVE's current EPSS score of 0.3376 is in the 97th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

success.trendmicro.com / solution/1117723
Vendor Advisory
securityfocus.com / bid/100075
zerodayinitiative.com / advisories/ZDI-17-504
Third Party AdvisoryVDB Entry