PT-2020-5368 · Trend Micro · Trend Micro Interscan Web Security Virtual Appliance

Mdisec + 1 · Published 2020-05-19 · Updated 2022-06-02 · CVE-2020-8606

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Trend Micro InterScan Web Security Virtual Appliance version 6.5

Description A vulnerability in the authentication procedure of Trend Micro InterScan Web Security Virtual Appliance may allow remote attackers to bypass authentication on affected installations. This issue is related to weaknesses in the authentication process, which can be exploited by a remote attacker to bypass authentication.

Recommendations For Trend Micro InterScan Web Security Virtual Appliance version 6.5, consider applying a patch or update to fix the authentication bypass vulnerability. As a temporary workaround, restrict access to the vulnerable authentication module to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

BDU:2021-00256

CVE-2020-8606

ZDI-20-677

Affected Products

Trend Micro Interscan Web Security Virtual Appliance

References · 10

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/trendmicro_websecurity_exec.rb · Exploit
• 🔥 http://packetstormsecurity.com/files/158171/Trend-Micro-Web-Security-Virtual-Appliance-Remote-Code-Execution.html · Exploit
• 🔥 http://packetstormsecurity.com/files/158423/Trend-Micro-Web-Security-Remote-Code-Execution.html · Exploit
• https://osv.dev/vulnerability/CVE-2020-8606 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8606 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-677 · Security Note
• https://success.trendmicro.com/solution/000253095 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00256 · Security Note
• https://cxsecurity.com/cveshow/CVE-2020-8606 · Note
• https://t.me/cvenotify/4055 · Telegram Post