Symlink Vulnerability in Dell SupportAssist for Home and Business PCs
CVE-2025-43991

6.3MEDIUM

Key Information:

Vendor

Dell
Status
Supportassist For Home Pcs
Supportassist For Business Pcs
Vendor
CVE Published:
13 October 2025

What is CVE-2025-43991?

The SupportAssist software, used for home and business PCs, is vulnerable to a UNIX Symbolic Link (Symlink) issue. This security flaw allows a low-privilege attacker with local access to potentially exploit the vulnerability and delete arbitrary files on the affected system, leading to a compromise of the data integrity.

Affected Version(s)

SupportAssist for Business PCs < 4.9.0

SupportAssist for Home PCs < 4.10.1

References

https://www.dell.com/support/kbdoc/en-us/000378367/dsa-20...
vendor-advisory

CVSS V3.1

Score:
6.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dell would like to thank Carson Chan for reporting this issue.
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CVE-2025-43991 : Symlink Vulnerability in Dell SupportAssist for Home and Business PCs