XML External Entity Processing Vulnerability in Trend Micro InterScan Messaging Security
CVE-2020-27017

4.9MEDIUM

Key Information:

Vendor
Trend Micro
Status
Trend Micro Interscan Messaging Security Virtual Appliance (imsva)
Vendor
CVE Published:
9 November 2020

Summary

The Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) version 9.1 is susceptible to an XML External Entity Processing (XXE) vulnerability. This flaw permits an authenticated administrator with root privileges to access and read arbitrary local files, potentially exposing sensitive data. The exploitation requires that the attacker has already gained administrative access, highlighting the importance of securing login credentials and maintaining rigorous access controls.

Affected Version(s)

Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1

References

https://success.trendmicro.com/solution/000279833
x_refsource_MISC
https://sec-consult.com/en/blog/advisories/vulnerabilitie...
x_refsource_MISC

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.