CVE-2020-27017

Name: CVE-2020-27017
Creator: NVD / NIST
Published: 2020-11-09T23:15:12.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.9/10EPSS 6.39%

Last modified Jun 17, 2026

CVE-2020-27017 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to an XML External Entity Processing (XXE) vulnerability which could allow an authenticated administrator to read arbitrary local files. An attacker must already have obtained product administrator/root privileges to exploit this vulnerability.. EPSS estimates a 6.39% chance of exploitation in the next 30 days.

Description

Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to an XML External Entity Processing (XXE) vulnerability which could allow an authenticated administrator to read arbitrary local files. An attacker must already have obtained product administrator/root privileges to exploit this vulnerability.

Metrics

CVSS 3.1

4.9/10

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

EPSS Probability

6.39%

92.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Trendmicro	Interscan Messaging Security Virtual Appliance	<= 9.1

References

https://sec-consult.com/en/blog/advisories/vulnerabilities-in-trend-micro-interscan-messaging-security-virtual-appliance-imsva/Exploit, Third Party Advisory
https://success.trendmicro.com/solution/000279833Exploit, Vendor Advisory
https://sec-consult.com/en/blog/advisories/vulnerabilities-in-trend-micro-interscan-messaging-security-virtual-appliance-imsva/Exploit, Third Party Advisory
https://success.trendmicro.com/solution/000279833Exploit, Vendor Advisory

Timeline

Published: Nov 9, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27017?

How severe is CVE-2020-27017?

CVE-2020-27017 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 6.39% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27017?

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-2020-27017?

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

Scan your code now

Source: NVD / NIST