What’s Vulnerable › Vulnerabilities

CVE-2021-27761: HCL BigFix Platform is affected by weak web transport security

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-06 · updated 2026-06-17
• Weakness: CWE-326

Description

Weak web transport security (Weak TLS): An attacker may be able to decrypt the data using attacks

Affected products

• HCL Software BigFix Platform: from 9.5 before 9.5.19; from 10.0 before 10.0.6 — fixed in 10.0.6, 9.5.19

How to fix

Upgrade to a fixed version: HCL Software BigFix Platform 10.0.6, 9.5.19. Check the vendor advisory for mitigations.

References

• https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0098116
• https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0098116

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