CVE-2021-28646 Misconfiguration in Trend Micro Apex One
A local attacker can exploit insecure file permissions to take control of a specific log file in Trend Micro Apex One and OfficeScan installations.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-28646?
CVE-2021-28646 is a medium-severity vulnerability in Trendmicro Apex One, published on 13 Apr 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An insecure file permissions vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG SP1 could allow a local attacker to take control of a specific log file on affected installations.
Weakness: CWE-732
Which versions are affected by CVE-2021-28646?
It affects 2 products.
Products include Trendmicro Apex One, Trendmicro Officescan.
How do I fix CVE-2021-28646?
No fix has been published for CVE-2021-28646 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-28646 being exploited?
There is no known exploitation of CVE-2021-28646 in the wild and no public exploit code.
Other vulnerabilities in Trendmicro Apex One
- CVE-2020-8599 Trend Micro Apex One and OfficeScan Authentication Bypass
- CVE-2025-54948 Trend Micro Apex One OS Command Injection
- CVE-2021-36741 Trend Micro Multiple Products Improper Input Validation
- CVE-2020-8467 Trend Micro Apex One and OfficeScan Remote Code Execution
- CVE-2020-8468 Trend Micro Multiple Products Content Validation Escape
Sources
Also known as GHSA-7637-c4cm-gwmg.