CVE-2021-45441
highpriority · track · 31EPSS 0.003 · 18 %ileEUUSEPSS · scored 2026-10-27
A origin validation error vulnerability in Trend Micro Apex One (on-prem and SaaS) could allow a local attacker drop and manipulate a specially crafted file to issue commands over a certain pipe and elevate to a higher level of privileges. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
- trendmicro worry-free business security= 10.0nvdUScpe:2.3:a:trendmicro:worry-free_business_security:*:*:*:*:*:*:*:*
- trendmicro worry-free business security servicesall versionsnvdUScpe:2.3:a:trendmicro:worry-free_business_security_services:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2021-45441cnnvd
- https://success.trendmicro.com/solution/000289996cnnvd
- https://success.trendmicro.com/solution/000289996。Patchcnnvd
- https://www.cybersecurity-help.cz/vdb/SB2021122903cnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-22-017/cnnvd
- https://success.trendmicro.com/solution/000289996enisa_euvd
- https://www.zerodayinitiative.com/advisories/ZDI-22-017/enisa_euvd
- https://success.trendmicro.com/solution/000289996PatchVendor Advisorynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan