Affected Version(s)
| Product | Affected Version(s) | Platform | Language(s) |
|---|---|---|---|
| Apex One (on premise) | All (2019 before CP 2049) | Windows | English |
| OfficeScan (OSCE) | XG SP1, XG, 11.0 SP1 | Windows | English |
| Worry-Free Business Security (WFBS) | 10.0 SP1, 10.0, 9.5 | Windows | English |
Solution
Trend Micro has released the following solutions to address the issue:
| Product | Updated version | Notes | Platform | Availability |
|---|---|---|---|---|
| Apex One (on premise) | CP 2049 | Readme | Windows | Available Now |
| OfficeScan | XG SP1 CP 5427 | Readme | Windows | Available Now |
| XG CP 1962 | Readme | Windows | Available Now | |
| 11.0 SP1 CP 6638 | Readme | Windows | Available Now | |
| Worry-Free Business Security | 10.0 SP1 Patch 2179 | Readme | Windows | Available Now |
| 10.0 Patch 1569 | Readme | Windows | Available Now | |
| 9.5 CP 1513 | Readme | Windows | Available Now |
These are the minimum versions of the patches and/or builds required to address the issue. Trend Micro highly encourages customers to obtain the latest version of the product if there is a newer one available than the one listed in this bulletin.
Customers are encouraged to visit Trend Micro’s Download Center to obtain prerequisite software (such as Service Packs) before applying any of the solutions above.
Vulnerability Details
These Patches and CPs resolve the following in affected versions of Trend Micro commercial endpoint protection products listed above:
- CVE-2019-18189 (CVSSv3 8.8) – A directory traversal vulnerability may allow an attacker to bypass authentication and log on to an affected product’s management console as a root user. The vulnerability does not require authentication.
Customers are highly encouraged to update to the latest build as soon as possible.
Mitigating Factors
Exploiting these type of vulnerabilities generally require that an attacker has access (physical or remote) to a vulnerable machine. In addition to timely application of patches and updated solutions, customers are also advised to review remote access to critical systems and ensure policies and perimeter security is up-to-date.
However, even though an exploit may require several specific conditions to be met, Trend Micro strongly encourages customers to update to the latest builds as soon as possible.
Acknowledgement
Trend Micro would like to thank the following individuals for responsibly disclosing these issues and working with Trend Micro to help protect our customers:
- Trend Micro Research
External Reference(s)