High severity7.8NVD Advisory· Published Apr 13, 2021· Updated Jun 17, 2026
CVE-2021-28645
CVE-2021-28645
Description
An incorrect permission assignment vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8- Trend Micro/Trend Micro Apex Onev5Range: 2019, SaaS
- Trend Micro/Trend Micro OfficeScanv5Range: XG SP1
(expand)+ 2 more
- (no CPE)
- cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*
- cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:saas:*:*:*
- cpe:2.3:a:trendmicro:officescan:xg:sp1:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- success.trendmicro.com/solution/000286019nvdVendor Advisory
- success.trendmicro.com/solution/000286157nvdVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-21-402/nvdThird Party AdvisoryVDB Entry
News mentions
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