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CVE-2020-8468 (GCVE-0-2020-8468)

Vulnerability from cvelistv5 – Published: 2020-03-18 00:30 – Updated: 2025-10-21 23:35
VLAI CISA Previdian
Summary
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.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-06 19:43 UTC
CWE
  • Content Validation Escape
  • CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
Assigner
References
Impacted products
Vendor Product Version CPE status
Trend Micro Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free Business Security (WFBS) Affected: OfficeScan XG (12.0), Apex One 2019 (14.0), WFBS 9.0, 9.5 and 10.0
guessed Create a notification for this product.
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 9bfa1acf-cfc6-4cd0-a5b1-7606cb3c0b47

Vulnerability ID: CVE-2020-8468

Status: Confirmed

Status Updated: 2021-11-03 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEV entry: Trend Micro Multiple Products Content Validation Escape Vulnerability | Affected: Trend Micro / Apex One, OfficeScan and Worry-Free Business Security Agents | 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. | Due date: 2022-05-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2020-8468
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-74
Feed CISA Known Exploited Vulnerabilities Catalog
Product Apex One, OfficeScan and Worry-Free Business Security Agents
Due Date 2022-05-03
Date Added 2021-11-03
Vendorproject Trend Micro
Vulnerabilityname Trend Micro Multiple Products Content Validation Escape Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:29 UTC | Updated: 2026-02-06 07:17 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 0da79f7c-d0e7-46a8-9921-3f9e9aeca7ff

Vulnerability ID: CVE-2020-8468

Status: Confirmed

Status Updated: 2021-11-03 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEVIntel entry: 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... | Affected: Trend Micro / Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free Business Security (WFBS) | CVSS: 8.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title 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...
Vendor Trend Micro
Product Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free Business Security (WFBS)
Added Date 2021-11-03T00:00:00.000Z
Cvss Score 8.8
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-23 14:04 UTC | Updated: 2026-07-10 06:14 UTC
Show details on NVD website
To clipboard 

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      "product_status:known_not_affected": "1",
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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.