CVE-2019-18187

HIGH KEV

Trend Micro OfficeScan 11.0/XG 12.0 Path Traversal & RCE via Zip Extraction

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2019-18187 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added November 3, 2021.

Description

Trend Micro OfficeScan versions 11.0 and XG (12.0) could be exploited by an attacker utilizing a directory traversal vulnerability to extract files from an arbitrary zip file to a specific folder on the OfficeScan server, which could potentially lead to remote code execution (RCE). The remote process execution is bound to a web service account, which depending on the web platform used may have restricted permissions. An attempted attack requires user authentication.

Scores

CVSS v3 7.5
EPSS 0.8064
EPSS Percentile 99.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2021-11-03
VulnCheck KEV 2019-10-28
InTheWild.io 2019-10-28
ENISA EUVD EUVD-2019-7990
CWE
CWE-22
Status published
Products (2)
trendmicro/officescan 11.0 sp1
trendmicro/officescan xg (2 CPE variants)
Published Oct 28, 2019
KEV Added Nov 03, 2021
Tracked Since Feb 18, 2026