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CVE

CVE-2021-25251

The Trend Micro Security 2020 and 2021 families of consumer products are vulnerable to a code injection vulnerability wh

The Trend Micro Security 2020 and 2021 families of consumer products are vulnerable to a code injection vulnerability which could allow an attacker to disable the program's password protection and disable protection. An attacker must already have administrator privileges on the machine to exploit this vulnerability.

HIGH · CVSS 7.2 EPSS 0.00862
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules7 YARA rules0
⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

8
trendmicro antivirus\+ security 2020all versions
trendmicro antivirus\+ security 2021all versions
trendmicro internet security 2020all versions
trendmicro internet security 2021all versions
trendmicro maximum security 2020all versions
trendmicro maximum security 2021all versions
trendmicro premium security 2020all versions
trendmicro premium security 2021all versions
◈

Sigma Hunt Rules

7
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
producthighTamper Windows Defender - PSClassic
producthighTamper Windows Defender Remove-MpPreference - ScriptBlockLogging
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Scoring & Timeline

7.2
HIGH · CVSS v3.1 · security@trendmicro.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Feb 2021 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://helpcenter.trendmicro.com/en-us/article/TMKA-10211Vendor Advisory
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