# CVE-2019-18187

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.

- Page: https://www.vulneraibility.com/cve/CVE-2019-18187
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2022-05-03
- EPSS: 25.12% (percentile 98.0)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-10-29)
- Weakness: CWE-22
- Published: 2019-10-28

## Affected versions

- Trend Micro Trend Micro OfficeScan: affected Version 11.0, XG (12.0)

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://success.trendmicro.com/solution/000151730
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-18187
- [advisory] https://web.archive.org/web/20200215171235/https://success.trendmicro.com/solution/000151730

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.