← Vulnerability feed

Vulnerability record · CVE-2017-11393 · published 3 August 2017

CVE-2017-11393: Trendmicro officescan improper input validation vulnerability

Trendmicro · Officescan

Proxy command injection vulnerability in Trend Micro OfficeScan 11 and XG (12) allows remote attackers to execute arbitrary code on vulnerable installations. The specific flaw can be exploited by parsing the tr parameter within Proxy.php. Formerly ZDI-CAN-4543.

9.8 CVSS 3.0 Critical EPSS 16% · top 3.2% CWE-20 · Improper input validation
9.8CVSS 3.0 base score, v2 10.0
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Proxy command injection vulnerability in Trend Micro OfficeScan 11 and XG (12) allows remote attackers to execute arbitrary code on vulnerable installations. The specific flaw can be exploited by parsing the tr parameter within Proxy.php. Formerly ZDI-CAN-4543.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/100127
http://www.zerodayinitiative.com/advisories/ZDI-17-522 Third Party AdvisoryVDB Entry
https://success.trendmicro.com/solution/1117769 MitigationPatchVendor Advisory
http://www.securityfocus.com/bid/100127
http://www.zerodayinitiative.com/advisories/ZDI-17-522 Third Party AdvisoryVDB Entry
https://success.trendmicro.com/solution/1117769 MitigationPatchVendor Advisory

Track CVE-2017-11393 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-8599Trend Micro Apex One and OfficeScan EXE allows arbitrary file write and ROOT bypassTrend Micro Apex One (2019) and OfficeScan XG server ship a vulnerable EXE file that lets a remote, unauthenticated attacker write arbitrary data to …KEVEPSS 12%analysed8.8CVE-2021-36741Trend Micro Apex One and OfficeScan unrestricted file uploadTrend Micro Apex One, Apex One as a Service, OfficeScan XG and Worry-Free Business Security 10.0 SP1 fail to properly validate input, allowing an aut…KEVEPSS 5.0%analysed8.8CVE-2020-8468Trend Micro Apex One, OfficeScan and Worry-Free agents content validation escapeTrend Micro Apex One (2019), OfficeScan XG and Worry-Free Business Security (9.0, 9.5, 10.0) agents contain a content validation escape flaw (CWE-74)…KEVEPSS 6.2%analysed8.8CVE-2020-8467Trend Micro Apex One and OfficeScan migration tool RCEA component of the migration tool in Trend Micro Apex One (2019) and OfficeScan XG allows remote attackers to execute arbitrary code on affected inst…KEVEPSS 11%analysed7.8CVE-2021-36742Trend Micro Apex One and OfficeScan improper input validation privilege escalationTrend Micro Apex One, Apex One as a Service, OfficeScan XG and Worry-Free Business Security 10.0 SP1 contain an improper input validation flaw (CWE-2…KEVEPSS 1.5%analysed7.5CVE-2019-18187Trend Micro OfficeScan directory traversal enables remote code executionTrend Micro OfficeScan 11.0 and XG (12.0) contain a directory traversal flaw (CWE-22) that lets an attacker extract files from an arbitrary zip archi…KEVEPSS 25%analysed9.8CVE-2020-8598Trendmicro apex one missing authentication for critical function vulnerabilityTrend Micro Apex One (2019), OfficeScan XG and Worry-Free Business Security (9.0, 9.5, 10.0) server contains a vulnerable service DLL file that could…EPSS 13%9.8CVE-2019-18189Trendmicro apex one path traversal vulnerabilityA directory traversal vulnerability in Trend Micro Apex One, OfficeScan (11.0, XG) and Worry-Free Business Security (9.5, 10.0) may allow an attacker…EPSS 4.5%

Source: NIST National Vulnerability Database (record CVE-2017-11393), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.