CVE-2021-27765 - CVE House
Back to Database
Status published Medium CVE-2021-27765

HCL BigFix Platform Server API is affected by Privilege Escalation Vulnerability

Vulnerability Description

The BigFix Server API installer is created with InstallShield, which was affected by CVE-2021-41526, a vulnerability that could allow a local user to perform a privilege escalation. This vulnerability was resolved by updating to an InstallShield version with the underlying vulnerability fixed.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-27765

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • HCL Software would like to thank Mandiant for responsibly reporting this vulnerability.

References

More from HCL Software

View All →
CVE-2025-62346
HCL Glovius Cloud is susceptible to a Cross-Site Request Forgery (CSRF) vulnerability
Medium 6.8
CVE-2025-62340
HCL iControl was affected by Inadequate Session Timeout vulnerability
Low 3.1
CVE-2025-62330
HCL DevOps Deploy is susceptible to a cleartext transmission of sensitive information
Medium 5.9
CVE-2025-62329
HCL DevOps Deploy / HCL Launch is susceptible to an insufficient session expiration vulnerability
Medium 5
CVE-2025-59873
Session Token Exposure via URL Query Parameters
Medium 5.9

Affected Vendor

HCL Software

View all reports →

Affected Software

BigFix Platform
Vulnerable Versions:
9.5 - 9.5.18, 10 - 10.0.5

Timeline

Official Publish: May 6th, 2022
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

Weaknesses (CWE)

CWE-269

MITRE ATT&CK TTPs

T1078 Valid Accounts
Persistence
T1098 Account Manipulation
Privilege Escalation
T1548 Abuse Elevation Control Mechanism
Privilege Escalation
T1222 File and Directory Permissions Modification
Defense Evasion
T1134 Access Token Manipulation
Defense Evasion