HCL BigFix Mobile / Modern Client Management Server passwords are susceptible to a brute-force attack
Priority LOW 33CWE-307Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-307.
Summary
HCL BigFix Mobile / Modern Client Management Admin and Config UI passwords can be brute-forced. User should be locked out for multiple invalid attempts.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00356 29th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HCL Software | BigFix Mobile | 2.0.x | — | No fix listed | CNA |
- BigFix Mobile VendorHCL Software Affected 2.0.x Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hcltech:bigfix_mobile:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | HCL Software |
- cpe:2.3:a:hcltech:bigfix_mobile:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·HCL Software
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-27782
- 2026-10-03 Alias added: GHSA-93v4-p5mh-4hr7
References
More HCL Software Bigfix Mobile vulnerabilities
- TI-2023-12598 HCL BigFix Mobile can be affected by a command injection vulnerability CVSS 3.1HIGH 8.8
- TI-2025-00221 HCL BigFix Mobile is affected by an insecure Content Security Policy (CSP) CVSS 3.1MEDIUM 6.5
- TI-2025-00220 HCL BigFix Modern Client Management (MCM) is affected by an insecure Content Security Policy (CSP) CVSS 3.1MEDIUM 6.5
- TI-2025-00219 Missing authentication in HCL Software BigFix Mobile CVSS 3.1MEDIUM 5.3
- TI-2025-00218 Missing authentication in HCL Software BigFix Modern Client Management CVSS 3.1MEDIUM 5.3
- TI-2021-09177 HCL BigFix Mobile / Modern Client Management is vulnerable to sensitive information exposure CVSS 3.1MEDIUM 6.8
Sources
- CVE-2021-27782 · CVE Program
- CVE-2021-27782 · NVD
- FIRST EPSS
- GHSA-93v4-p5mh-4hr7 · GitHub Advisory Database · CC BY 4.0
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