Improper privilege management in Trend Micro Worry-Free Business Security
Priority LOW 34CWE-269Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.
Summary
An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow 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. This vulnerability is similar to but not identical to CVE-2021-44019 and 44021.
Why it matters now
EPSS 0.0035 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Trend Micro | Trend Micro Worry-Free Business Security | 10.0 SP1 | — | No fix listed | CNA |
- Trend Micro Worry-Free Business Security VendorTrend Micro Affected 10.0 SP1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:* | 10.0 sp1 | Vulnerable | Trendmicro |
- cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:* Versions 10.0 sp1 Vulnerable ·Trendmicro
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-44020
- 2026-10-03 Alias added: GHSA-hvc6-hc99-g3qf
References
More Trend Micro vulnerabilities
- TI-2025-34668 OS command injection in Trend Micro Apex One KEVCVSS 3.1CRITICAL 9.8
- TI-2022-10115 Insufficient verification of data authenticity in Trend Micro Apex Central KEVCVSS 3.1CRITICAL 9.8
- TI-2020-06895 Trend Micro Apex One (2019) and OfficeScan XG server contain a vulnerable EXE file that… KEVCVSS 3.1CRITICAL 9.8
- TI-2021-14867 Unrestricted file upload in Trend Micro Apex One KEVCVSS 3.1HIGH 8.8
- TI-2020-06795 Injection in Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free… KEVCVSS 3.1HIGH 8.8
- TI-2020-06794 A migration tool component of Trend Micro Apex One (2019) and OfficeScan XG contains a… KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2021-44020 · CVE Program
- CVE-2021-44020 · NVD
- FIRST EPSS
- GHSA-hvc6-hc99-g3qf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences