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CVE-2020-8606

80
FAUCET Score

CVE-2020-8606 is a critical authentication bypass vulnerability in Trend Micro InterScan Web Security Virtual Appliance 6.5. With a CVSS score of 9.8, it allows remote, unauthenticated attackers to gain full control over affected systems, leading to complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, a Metasploit module exists for remote code execution, indicating readily available exploit code. Despite this, there is minimal community discussion or media coverage surrounding this high-risk vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
6.5CPE matchmatch criteria
cpe:2.3:a:trendmicro:interscan_web_security_virtual_appliance:6.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
72.74%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Metasploit: Trend Micro Web Security (Virtual Appliance) Remote Code Execution · Jun 10, 2020
This CVE's current EPSS score of 0.7274 is in the 98th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/158171/Trend-Micro-Web-Security-Virtual-Appliance-Remote-Code-Execution.html
ExploitThird Party AdvisoryVDB Entry
packetstormsecurity.com / files/158423/Trend-Micro-Web-Security-Remote-Code-Execution.html
ExploitThird Party AdvisoryVDB Entry
success.trendmicro.com / solution/000253095
PatchVendor Advisory
zerodayinitiative.com / advisories/ZDI-20-677
Third Party AdvisoryVDB Entry