CVE-2020-24560

Name: CVE-2020-24560
Creator: NVD / NIST
Published: 2020-09-24T02:15:12.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.77%

Last modified Jun 17, 2026

CVE-2020-24560 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An incomplete SSL server certification validation vulnerability in the Trend Micro Security 2019 (v15) consumer family of products could allow an attacker to combine this vulnerability with another attack to trick an affected client into downloading a malicious update instead of the expected one. CWE-295: Improper server certificate verification in the communication with the update server.. EPSS estimates a 1.77% chance of exploitation in the next 30 days.

Description

An incomplete SSL server certification validation vulnerability in the Trend Micro Security 2019 (v15) consumer family of products could allow an attacker to combine this vulnerability with another attack to trick an affected client into downloading a malicious update instead of the expected one. CWE-295: Improper server certificate verification in the communication with the update server.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.77%

75.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions
Trendmicro	Antivirus\+ 2019	<= 15.0
Trendmicro	Internet Security 2019	<= 15.0
Trendmicro	Maximum Security 2019	<= 15.0
Trendmicro	Officescan Cloud	15
Trendmicro	Premium Security 2019	<= 15.0

References

https://helpcenter.trendmicro.com/en-us/article/TMKA-09890Vendor Advisory
https://helpcenter.trendmicro.com/ja-jp/article/TMKA-09673Vendor Advisory
https://jvn.jp/en/jp/JVN60093979/Third Party Advisory
https://jvn.jp/jp/JVN60093979/Third Party Advisory
https://helpcenter.trendmicro.com/en-us/article/TMKA-09890Vendor Advisory
https://helpcenter.trendmicro.com/ja-jp/article/TMKA-09673Vendor Advisory
https://jvn.jp/en/jp/JVN60093979/Third Party Advisory
https://jvn.jp/jp/JVN60093979/Third Party Advisory

Timeline

Published: Sep 24, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24560?

How severe is CVE-2020-24560?

CVE-2020-24560 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.77% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24560?

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-2020-24560?

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

Scan your code now

Source: NVD / NIST