CVE-2021-25246 Missing authorization in Trend Micro Apex One
Unauthenticated attackers can create bogus agents to query valid configurations, exposing sensitive security settings in Trend Micro products.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-25246?
CVE-2021-25246 is a medium-severity missing authorization vulnerability in Trendmicro Apex One, published on 4 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An improper access control information disclosure vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG SP1, and Worry-Free Business Security could allow an unauthenticated user to create a bogus agent on an affected server that could be used then make valid configuration queries.
Which versions are affected by CVE-2021-25246?
It affects 3 products.
Products include Trendmicro Apex One, Trendmicro Officescan, Trendmicro Worry-Free Business Security.
How do I fix CVE-2021-25246?
No fix has been published for CVE-2021-25246 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-25246 being exploited?
There is no known exploitation of CVE-2021-25246 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-cp44-fg22-hr42.