CVE-2021-25249

high

Description

An out-of-bounds write information disclosure vulnerability in Trend Micro Apex One (on-prem and SaaS), OfficeScan XG SP1, and Worry-Free Business Security (10.0 SP1 and 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.

References

https://www.zerodayinitiative.com/advisories/ZDI-21-119/

https://success.trendmicro.com/solution/000284206

https://success.trendmicro.com/solution/000284205

https://success.trendmicro.com/solution/000284202

Details

Source: Mitre, NVD

Published: 2021-02-04

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.0008