CVE-2021-42106
7.8 HIGHUnnecessary privilege vulnerabilities in Trend Micro Apex One, Apex One as a Service, Worry-Free Business Security 10.0 SP1 and Worry-Fre...
Published: 2021-10-21 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 7.8 HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-269
Affected products
| Vendor | Product |
|---|---|
| trendmicro | apex_one, worry-free_business_security, worry-free_business_security_services |
Description
Unnecessary privilege vulnerabilities in Trend Micro Apex One, Apex One as a Service, Worry-Free Business Security 10.0 SP1 and Worry-Free Business Security Services 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-2021-42104, 42105 and 42107.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-42106
- [Patch]https://success.trendmicro.com/solution/000289229
- [Patch]https://success.trendmicro.com/solution/000289230
- [Other]https://www.zerodayinitiative.com/advisories/ZDI-21-1218/
- [Patch]https://success.trendmicro.com/solution/000289229
- [Patch]https://success.trendmicro.com/solution/000289230
- [Other]https://www.zerodayinitiative.com/advisories/ZDI-21-1218/
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- CVE-2025-71217 — An origin validation error vulnerability in the Trend Micro Apex One (mac) agent self-protection mechanism could allow a local attacker t... (7.8 HIGH)
- CVE-2025-71216 — A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent cache mechanism could allow a local attacker to escalat... (7.8 HIGH)
- CVE-2025-71215 — A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent iCore service signature verification could allow a loca... (7.0 HIGH)
- CVE-2025-71214 — An origin validation error vulnerability in the Trend Micro Apex One (mac) agent iCore service could allow a local attacker to escalate p... (7.8 HIGH)
- CVE-2021-42108 — Unnecessary privilege vulnerabilities in the Web Console of Trend Micro Apex One, Apex One as a Service and Worry-Free Business Security ... (7.8 HIGH)
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