CVE-2020-8600

Name: CVE-2020-8600
Creator: NVD / NIST
Published: 2020-03-18T01:15:12.287+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 4.18%

Last modified Jun 17, 2026

CVE-2020-8600 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Trend Micro Worry-Free Business Security (9.0, 9.5, 10.0) is affected by a directory traversal vulnerability that could allow an attacker to manipulate a key file to bypass authentication.. EPSS estimates a 4.18% chance of exploitation in the next 30 days.

Description

Trend Micro Worry-Free Business Security (9.0, 9.5, 10.0) is affected by a directory traversal vulnerability that could allow an attacker to manipulate a key file to bypass authentication.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

4.18%

89.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions	Update
Trendmicro	Worry-Free Business Security	9.0	Sp3
Trendmicro	Worry-Free Business Security	9.5	—
Trendmicro	Worry-Free Business Security	10.0	—

References

https://success.trendmicro.com/jp/solution/000244836Patch, Vendor Advisory
https://success.trendmicro.com/solution/000245572Patch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-307/Third Party Advisory, VDB Entry
https://success.trendmicro.com/jp/solution/000244836Patch, Vendor Advisory
https://success.trendmicro.com/solution/000245572Patch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-307/Third Party Advisory, VDB Entry

Timeline

Published: Mar 18, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8600?

Trend Micro Worry-Free Business Security (9.0, 9.5, 10.0) is affected by a directory traversal vulnerability that could allow an attacker to manipulate a key file to bypass authentication.

How severe is CVE-2020-8600?

CVE-2020-8600 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.18% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8600?

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.

Are you affected by CVE-2020-8600?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST