PT-2020-16596 · Trend Micro · Trend Micro Interscan Messaging Security Virtual Appliance

T. Serafin + 1 · Published 2020-11-06 · Updated 2021-07-21 · CVE-2020-27017

Positive Technologies (AI Summary)

CVSS v3.1

4.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) version 9.1

Description The issue is related to an XML External Entity Processing (XXE) vulnerability. This could allow an authenticated administrator to read arbitrary local files. To exploit this, an attacker must already have obtained product administrator or root privileges.

Recommendations For Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) version 9.1, consider restricting access to the administrator interface to minimize the risk of exploitation. As a temporary workaround, limit the privileges of administrators to reduce the potential impact of this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2020-27017

Affected Products

Trend Micro Interscan Messaging Security Virtual Appliance

References · 7

• 🔥 https://success.trendmicro.com/solution/000279833 · Exploit
• 🔥 https://sec-consult.com/en/blog/advisories/vulnerabilities-in-trend-micro-interscan-messaging-security-virtual-appliance-imsva · Exploit
• https://osv.dev/vulnerability/CVE-2020-27017 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27017 · Security Note
• https://t.me/cybersecuritytechnologies/2051 · Telegram Post
• https://t.me/cvenotify/5428 · Telegram Post
• https://t.me/cvenotify/5773 · Telegram Post