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High severity7.8NVD Advisory· Published Mar 12, 2021· Updated Jun 17, 2026

CVE-2021-21518

CVE-2021-21518

Description

Dell SupportAssist Client for Consumer PCs versions 3.7.x, 3.6.x, 3.4.x, 3.3.x, Dell SupportAssist Client for Business PCs versions 2.0.x, 2.1.x, 2.2.x, and Dell SupportAssist Client ProManage 1.x contain a DLL injection vulnerability in the Costura Fody plugin. A local user with low privileges could potentially exploit this vulnerability, leading to the execution of arbitrary executable on the operating system with SYSTEM privileges.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

12
  • Dell/Supportassist Client Consumercpe-rescue2 versions
    unspecified+ 1 more
    • (no CPE)range: unspecified
    • (no CPE)range: 3.7.x, 3.6.x, 3.4.x, 3.3.x
  • Dell/Supportassist For Business Pcsllm-fuzzy4 versions
    2.0.x, 2.1.x, 2.2.x+ 3 more
    • (no CPE)range: 2.0.x, 2.1.x, 2.2.x
    • cpe:2.3:a:dell:supportassist_for_business_pcs:2.0.0:*:*:*:*:*:*:*
    • cpe:2.3:a:dell:supportassist_for_business_pcs:2.1.0:*:*:*:*:*:*:*
    • cpe:2.3:a:dell:supportassist_for_business_pcs:2.2.0:*:*:*:*:*:*:*
  • Dell/Supportassist Client Promanagellm-fuzzy2 versions
    1.x+ 1 more
    • (no CPE)range: 1.x
    • cpe:2.3:a:dell:supportassist_client_promanage:1.0:*:*:*:*:*:*:*
  • Dell/Supportassist For Home Pcs4 versions
    cpe:2.3:a:dell:supportassist_for_home_pcs:3.3.3:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:a:dell:supportassist_for_home_pcs:3.3.3:*:*:*:*:*:*:*
    • cpe:2.3:a:dell:supportassist_for_home_pcs:3.4.0:*:*:*:*:*:*:*
    • cpe:2.3:a:dell:supportassist_for_home_pcs:3.6.0:*:*:*:*:*:*:*
    • cpe:2.3:a:dell:supportassist_for_home_pcs:3.7.0:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

1

News mentions

0

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