What is CVE-2020-8464?

CVE-2020-8464 is a high-severity vulnerability in Trend Micro Interscan Web Security Virtual Appliance, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2020-12-17.

How severe is CVE-2020-8464?

High severity. CVSS v3 base score is 7.5 out of 10.

SSRF in Trend Micro Interscan Web Security Virtual Appliance

CVE-2020-8464

A vulnerability in Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 could allow an attacker to send requests that appear to come from the localhost which could expose the product's admin interface to users who would not normally have access.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2020-12-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.064 (93.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.063 · newest: 0.064 · change: +0.001

Affected products

Trend Micro Interscan Web Security Virtual Appliance — versions 6.5 SP2
Trendmicro Interscan Web Security Virtual Appliance — versions 6.5

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

success.trendmicro.com/solution/000283077 (Vendor Advisory)
sec-consult.com/vulnerability-lab/advisory/multiple-critical-vulnerabilities-in… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-8464?: CVE-2020-8464 is a high-severity vulnerability in Trend Micro Interscan Web Security Virtual Appliance, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2020-12-17.
How severe is CVE-2020-8464?: High severity. CVSS v3 base score is 7.5 out of 10.