CVE Identifier(s): CVE-2021-36741, CVE-2021-36742
CVSS 3.0 Score(s): 7.1 - 7.8
Severity Rating(s): High
Trend Micro has released a new patch for Trend Micro Worry-Free Business Security 10.0 SP1. This patch resolves multiple vulnerabilities related to arbitrary file upload and local privilege escalation.
|Worry-Free Business Security||10.0 SP1||Windows||English|
Trend Micro has released the following solutions to address the issue:
|Worry-Free Business Security||10.0 SP1 Patch 2329||Readme||Windows||Available Now|
These are the minimum recommended version(s) 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.
CVE-2021-36741: Arbitrary File Upload Vulnerability
CVSSv3: 7.1: AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
An improper input validation vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 allows a remote attached to upload arbitrary files on affected installations.
Please note: an attacker must first obtain the ability to logon to the product’s management console in order to exploit this vulnerability.
CVE-2021-36742: Local Privilege Escalation Vulnerability
CVSSv3: 7.8: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
A improper input validation vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 allows a local attacker to escalate privileges on affected installations.
Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
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.
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