CVE-2021-28646
MEDIUMCVSS 5.5/10EPSS 0.42%
Last modified
CVE-2021-28646 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An insecure file permissions vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG SP1 could allow a local attacker to take control of a specific log file on affected installations.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
Description
An insecure file permissions vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG SP1 could allow a local attacker to take control of a specific log file on affected installations.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Trendmicro | Apex One | 2019 | — |
| Trendmicro | Officescan | xg | Sp1 |
References
- https://success.trendmicro.com/solution/000286019Vendor Advisory
- https://success.trendmicro.com/solution/000286157Vendor Advisory
- https://success.trendmicro.com/solution/000286019Vendor Advisory
- https://success.trendmicro.com/solution/000286157Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-28646?
An insecure file permissions vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG SP1 could allow a local attacker to take control of a specific log file on affected installations.
How severe is CVE-2021-28646?
CVE-2021-28646 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.
How do I fix CVE-2021-28646?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-28646?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST