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CVE-2017-11392· NVD / CVE Program· CNA trendmicro

Proxy command injection vulnerability in Trend Micro InterScan Messaging Virtual Appliance 9.0 and 9.1 allows remote attackers to execute ar

Proxy command injection vulnerability in Trend Micro InterScan Messaging Virtual Appliance 9.0 and 9.1 allows remote attackers to execute arbitrary code on vulnerable installations. The specific flaw can be exploited by parsing the "T" parameter within modTMCSS Proxy. Formerly ZDI-CAN-4745.

HighCVSS 8.8 · v3.0—Weaponized No fix recorded
Published
Aug 3, 2017
Updated
Jun 16, 2026
EPSS
33.8% · 98th percentile
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Report tools

JSON

Action score

45

Plan

Add it to your regular patch cycle.

CVSS
35 / 40 · 8.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
10 / 30 · 33.8%

Affected systems

VendorProduct
trendmicrointerscan messaging security virtual appliance

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • trendmicro interscan messaging security virtual appliance9.0
  • trendmicro interscan messaging security virtual appliance9.1

Versions reported by the vendor

Affected version ranges reported by the assigning authority (trendmicro). Independent of NVD's CPE analysis and usually ahead of it.

  • Trend Micro Trend Micro InterScan Messaging Security Virtual Appliance

    • 9.0,9.1affected

Same product

trendmicro: all records

Other highest-scoring records for the same primary product.

  • CVE-2017-11391Proxy command injection vulnerability in Trend Micro InterScan Messaging Virtual Appliance 9.0 and 9.1 allows remote attackers to execute ar
    54Plan
  • CVE-2017-6398An issue was discovered in Trend Micro InterScan Messaging Security (Virtual Appliance) 9.1-1600.
    51Plan
  • CVE-2018-3609A vulnerability in the Trend Micro InterScan Messaging Security Virtual Appliance 9.0 and 9.1 management portal could allow an unauthenticat
    38Monitor
  • CVE-2020-27694Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 has updated a specific critical library that may vulnerable to attack
    37Monitor
  • CVE-2020-27016Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to a cross-site request forgery (CSRF) vulnerability wh
    36Monitor
  • CVE-2020-27019Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to an information disclosure vulnerability which could
    27Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Metasploit moduleexploit/linux/http/trendmicro_imsva_widget_execTrend Micro InterScan Messaging Security (Virtual Appliance) Remote Code Executionexploit2017-10-07

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Published
  2. Metasploit+65 d
  3. TodaySep 30, 2026+3345 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records