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Known Exploited Vulnerability
8.8
HIGH CVSS 3.1
CVE-2020-8468
Trend Micro Multiple Products Content Validation Escape Vulnerability - [Actively Exploited]
Description

Trend Micro Apex One (2019), OfficeScan XG and Worry-Free Business Security (9.0, 9.5, 10.0) agents are affected by a content validation escape vulnerability which could allow an attacker to manipulate certain agent client components. An attempted attack requires user authentication.

INFO

Published Date :

March 18, 2020, 1:15 a.m.

Last Modified :

Oct. 31, 2025, 2:41 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

Trend Micro Apex One, OfficeScan, and Worry-Free Business Security agents contain a content validation escape vulnerability that could allow an attacker to manipulate certain agent client components.

Required Action :

Apply updates per vendor instructions.

Notes :

https://nvd.nist.gov/vuln/detail/CVE-2020-8468

Affected Products

The following products are affected by CVE-2020-8468 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Trendmicro apex_one
2 Trendmicro worry-free_business_security
3 Trendmicro officescan
: Total Affected Vendor : 1 | Products : 3
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
This information is provided by the 3rd party feeds.
  • Upgrade to the relevant fixed version referenced in Trend Micro advisory 000245571.
Public PoC/Exploit Available at Github

CVE-2020-8468 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8468.

URL Resource
https://success.trendmicro.com/jp/solution/000244253 Patch Vendor Advisory
https://success.trendmicro.com/jp/solution/000244836 Patch Vendor Advisory
https://success.trendmicro.com/solution/000245571 Patch Vendor Advisory
https://success.trendmicro.com/solution/000245572 Patch Vendor Advisory
https://success.trendmicro.com/jp/solution/000244253 Patch Vendor Advisory
https://success.trendmicro.com/jp/solution/000244836 Patch Vendor Advisory
https://success.trendmicro.com/solution/000245571 Patch Vendor Advisory
https://success.trendmicro.com/solution/000245572 Patch Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8468 US Government Resource
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-8468 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-8468 weaknesses.

CAPEC-3: Using Leading 'Ghost' Character Sequences to Bypass Input Filters Using Leading 'Ghost' Character Sequences to Bypass Input Filters CAPEC-6: Argument Injection Argument Injection CAPEC-7: Blind SQL Injection Blind SQL Injection CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-13: Subverting Environment Variable Values Subverting Environment Variable Values CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-28: Fuzzing Fuzzing CAPEC-34: HTTP Response Splitting HTTP Response Splitting CAPEC-42: MIME Conversion MIME Conversion CAPEC-43: Exploiting Multiple Input Interpretation Layers Exploiting Multiple Input Interpretation Layers CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-51: Poison Web Service Registry Poison Web Service Registry CAPEC-52: Embedding NULL Bytes Embedding NULL Bytes CAPEC-53: Postfix, Null Terminate, and Backslash Postfix, Null Terminate, and Backslash CAPEC-64: Using Slashes and URL Encoding Combined to Bypass Validation Logic Using Slashes and URL Encoding Combined to Bypass Validation Logic CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-71: Using Unicode Encoding to Bypass Validation Logic Using Unicode Encoding to Bypass Validation Logic CAPEC-72: URL Encoding URL Encoding CAPEC-76: Manipulating Web Input to File System Calls Manipulating Web Input to File System Calls CAPEC-78: Using Escaped Slashes in Alternate Encoding Using Escaped Slashes in Alternate Encoding CAPEC-79: Using Slashes in Alternate Encoding Using Slashes in Alternate Encoding CAPEC-80: Using UTF-8 Encoding to Bypass Validation Logic Using UTF-8 Encoding to Bypass Validation Logic CAPEC-83: XPath Injection XPath Injection CAPEC-84: XQuery Injection XQuery Injection CAPEC-101: Server Side Include (SSI) Injection Server Side Include (SSI) Injection CAPEC-105: HTTP Request Splitting HTTP Request Splitting CAPEC-108: Command Line Execution through SQL Injection Command Line Execution through SQL Injection CAPEC-120: Double Encoding Double Encoding CAPEC-135: Format String Injection Format String Injection CAPEC-250: XML Injection XML Injection CAPEC-267: Leverage Alternate Encoding Leverage Alternate Encoding CAPEC-273: HTTP Response Smuggling HTTP Response Smuggling

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

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Ostorlab/KEV

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

cisa-kev vulnerability 0day cisa exploits

Updated: 3 weeks ago
588 stars 42 fork 42 watcher
Born at : April 19, 2022, 8:58 a.m. This repo has been linked 1290 different CVEs too.
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v-p-b/avpwn

List of real-world threats against endpoint protection software

antivirus security incidents exploits vulnerability endpoint-protection

Updated: 2 months, 1 week ago
216 stars 38 fork 38 watcher
Born at : Nov. 20, 2016, 4:46 p.m. This repo has been linked 10 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8468 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2020-8468 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Modified Analysis by [email protected]

    Oct. 31, 2025

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:trendmicro:officescan:xg:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:officescan:xg:sp1:*:*:*:*:*:* *cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:9.5:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:10.0:-:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:9.0:sp3:*:*:*:*:*:* OR *cpe:2.3:a:trendmicro:officescan:xg:sp1:*:*:*:*:*:* *cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:9.5:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:10.0:-:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:9.0:sp3:*:*:*:*:*:* *cpe:2.3:a:trendmicro:officescan:xg:-:*:*:*:*:*:*
    Added Reference Type CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8468 Types: US Government Resource
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Oct. 22, 2025

    Action Type Old Value New Value
    Added Reference https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8468
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Oct. 21, 2025

    Action Type Old Value New Value
    Removed Reference https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8468
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Oct. 21, 2025

    Action Type Old Value New Value
    Added Reference https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8468
  • Modified Analysis by [email protected]

    Feb. 13, 2025

    Action Type Old Value New Value
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Feb. 06, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-74
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://success.trendmicro.com/jp/solution/000244253
    Added Reference https://success.trendmicro.com/jp/solution/000244836
    Added Reference https://success.trendmicro.com/solution/000245571
    Added Reference https://success.trendmicro.com/solution/000245572
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Jul. 12, 2022

    Action Type Old Value New Value
    Changed CWE CWE-494 CWE-74
  • Initial Analysis by [email protected]

    Mar. 19, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://success.trendmicro.com/jp/solution/000244253 No Types Assigned https://success.trendmicro.com/jp/solution/000244253 Patch, Vendor Advisory
    Changed Reference Type https://success.trendmicro.com/jp/solution/000244836 No Types Assigned https://success.trendmicro.com/jp/solution/000244836 Patch, Vendor Advisory
    Changed Reference Type https://success.trendmicro.com/solution/000245571 No Types Assigned https://success.trendmicro.com/solution/000245571 Patch, Vendor Advisory
    Changed Reference Type https://success.trendmicro.com/solution/000245572 No Types Assigned https://success.trendmicro.com/solution/000245572 Patch, Vendor Advisory
    Added CWE NIST CWE-494
    Added CPE Configuration OR *cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:officescan:xg:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:officescan:xg:sp1:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:9.0:sp3:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:9.5:*:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:10.0:-:*:*:*:*:*:* *cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 6.5
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

5.03 }} 0.54%

score

0.89325

percentile