CVE-2021-45442

Description

A link following denial-of-service vulnerability in Trend Micro Worry-Free Business Security (on prem only) could allow a local attacker to overwrite arbitrary files in the context of SYSTEM. This is similar to, but not the same as CVE-2021-44024. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory trendmicro.com
Affected: Trend Micro Trend Micro Worry-Free Business Security
Published at:
Updated at:

References

Link Tags
https://success.trendmicro.com/solution/000289996 patch vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-015/ vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-45442?
CVE-2021-45442 has been scored as a high severity vulnerability.
How to fix CVE-2021-45442?
To fix CVE-2021-45442, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-45442 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-45442 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-45442?
CVE-2021-45442 affects Trend Micro Trend Micro Worry-Free Business Security.
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