Buffer overflow in Microsoft Windows
CVE-2021-25249
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.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (34.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows
- Trend Micro Apex One — versions 2019, SaaS
- Trend Micro Officescan — versions XG SP1
- Trend Micro Worry-free Business Security — versions 10.0 SP1, Services (SaaS)
- Trendmicro Apex_one — versions 2019
- Trendmicro Officescan — versions xg
- Trendmicro Worry-free_business_security — versions 10.0
Weakness classification (CWE)
References
- security@trendmicro.com (Patch, x_refsource_MISC, Vendor Advisory)
- security@trendmicro.com (Patch, x_refsource_MISC, Vendor Advisory)
- security@trendmicro.com (Patch, x_refsource_MISC, Vendor Advisory)
- security@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-25249?
- CVE-2021-25249 is a high-severity vulnerability in Microsoft Windows, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-02-04.
- How severe is CVE-2021-25249?
- High severity. CVSS v3 base score is 7.8 out of 10.