Insecure Temporary File Permissions in Dell SupportAssist OS Recovery
CVE-2025-38747

7.8HIGH

Key Information:

Vendor

Dell
Status
Supportassist Os Recovery
Vendor
CVE Published:
6 August 2025

What is CVE-2025-38747?

Dell SupportAssist OS Recovery versions prior to 5.5.14.0 have a significant security flaw that allows local authenticated attackers to exploit insecure file permissions in the creation of temporary files. This vulnerability could lead to elevation of privileges, allowing attackers to gain unauthorized access to sensitive system functions, potentially compromising system integrity.

Affected Version(s)

SupportAssist OS Recovery < 5.5.14.0

References

https://www.dell.com/support/kbdoc/en-us/000353093/dsa-20...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dell Technologies would like to thank falconCorrup for reporting this issue.
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CVE-2025-38747 : Insecure Temporary File Permissions in Dell SupportAssist OS Recovery