CVE-2020-8470 Path traversal in Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free Business Security (WFBS)
Unauthenticated attackers can delete arbitrary files on the server with SYSTEM privileges via a vulnerable DLL in Trend Micro security 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-2020-8470?
CVE-2020-8470 is a high-severity path traversal vulnerability in Trendmicro Apex One, published on 18 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Trend Micro Apex One (2019), OfficeScan XG and Worry-Free Business Security (9.0, 9.5, 10.0) server contains a vulnerable service DLL file that could allow an attacker to delete any file on the server with SYSTEM level privileges. Authentication is not required to exploit this vulnerability.
Which versions are affected by CVE-2020-8470?
It affects 3 products.
Products include Trendmicro Apex One, Trendmicro Officescan, Trendmicro Worry-Free Business Security.
How do I fix CVE-2020-8470?
No fix has been published for CVE-2020-8470 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-8470 being exploited?
There is no known exploitation of CVE-2020-8470 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-93p7-r5v9-rj38.