Vulnerability in Microsoft Windows
CVE-2021-44024
A link following denial-of-service vulnerability in Trend Micro Apex One (on-prem and SaaS) and Trend Micro Worry-Free Business Security (10.0 SP1 and Services) could allow a local attacker to overwrite arbitrary files in the context of SYSTEM. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (31.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Microsoft Windows
- Trend Micro Apex One — versions 2019, SaaS
- Trend Micro Worry-Free Business Security — versions 10.0 SP1, Services (SaaS)
- Trendmicro Apex One — versions 2019
- Trendmicro Worry-Free Business Security — versions 10.0
- Trendmicro Worry-Free Business Security Services
Weakness classification (CWE)
References
- success.trendmicro.com/solution/000289996 (Patch, Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-014/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-44024?
- CVE-2021-44024 is a high-severity vulnerability in Microsoft Windows, classified under Improper Link Resolution Before File Access. CVSS score: 7.1/10. Published 2022-01-10.
- How severe is CVE-2021-44024?
- High severity. CVSS v3 base score is 7.1 out of 10.