PULSE
FEED
ransomvexy ransomware reclama a ZipAI · VN · Technologyransomsilentransomgroup reclama a Smith, Gambrell & Russell, LLP · US · Professional Servicesransomsilentransomgroup reclama a W... R...ransomqilin reclama a Insurance Audit Services · US · Financial Servicesransomn0n reclama a Company #137 · CAransomn0n reclama a Company #136 · DKransomn0n reclama a Company #135 · IDransomn0n reclama a Company #134 · USransomn0n reclama a Company #133 · USransomredact reclama a Omni Hotels & Resorts · US · Hospitalityransomakira reclama a Westboro Partnersransomakira reclama a System Plus · Technologyransomakira reclama a David L Wade & Associates · Professional Servicesransomakira reclama a Source Energy Services · CA · Energy & Utilitiesransomvexy ransomware reclama a ZipAI · VN · Technologyransomsilentransomgroup reclama a Smith, Gambrell & Russell, LLP · US · Professional Servicesransomsilentransomgroup reclama a W... R...ransomqilin reclama a Insurance Audit Services · US · Financial Servicesransomn0n reclama a Company #137 · CAransomn0n reclama a Company #136 · DKransomn0n reclama a Company #135 · IDransomn0n reclama a Company #134 · USransomn0n reclama a Company #133 · USransomredact reclama a Omni Hotels & Resorts · US · Hospitalityransomakira reclama a Westboro Partnersransomakira reclama a System Plus · Technologyransomakira reclama a David L Wade & Associates · Professional Servicesransomakira reclama a Source Energy Services · CA · Energy & Utilities
← Todos os CVEs
CVE Watch—

CVE-2021-1647

Microsoft Defender Remote Code Execution Vulnerability

CVSS

—

Sem CVSS

EPSS

39.7%

p99

KEV

SIM

3 de nov. de 2021

Exploit Today

80

0-100

Publicado: — · Última mod.: —

EPSS · 30d
39.4%EPSS · 30 dias39.7%
2026-10-082026-11-05
Ficha do catálogo KEV

Produto

Microsoft / Defender

Vulnerabilidade

Microsoft Defender Remote Code Execution Vulnerability

Adicionado ao KEV

3 de nov. de 2021

Corrigir até

17 de nov. de 2021

Uso conhecido em ransomware

Não

Descrição resumida

Microsoft Defender contains an unspecified vulnerability that allows for remote code execution.

Ação necessária

Apply updates per vendor instructions.

Notas

https://nvd.nist.gov/vuln/detail/CVE-2021-1647

CVEs relacionados
CVECVSSEPSSKEVRExploitTítuloMod.
CVE-2026-454984.0 MÉD
99.2%
KEV—80Microsoft Defender Denial of Service Vulnerability106d
CVE-2026-338257.8 ALT
94.0%
KEV—78Microsoft Defender Insufficient Granularity of Access Control Vulnerability104d
CVE-2022-44698—
99.5%
KEV—80Microsoft Defender SmartScreen Security Feature Bypass Vulnerability—
CVE-2026-41091—
94.9%
KEV—78Microsoft Defender Link Following Vulnerability—