What is CVE-2025-31977?

CVE-2025-31977 is a medium-severity vulnerability in Hcl Software Bigfix Service Management (Sm), classified under Missing Encryption of Sensitive Data. CVSS score: 5.3/10. Published 2025-08-28.

How severe is CVE-2025-31977?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2025-31977 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Hcl Software Bigfix Service Management (Sm)

CVE-2025-31977

HCL BigFix SM is affected by cryptographic weakness due to weak or outdated encryption algorithms. An attacker with network access could exploit this weakness to decrypt or manipulate encrypted communications under certain conditions.

EPSS: 0.001 (0.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Hcl Software Bigfix Service Management (Sm) — versions 23
Hcltech Bigfix_service_management — versions 23.0

Weakness classification (CWE)

CWE-311 — Missing Encryption of Sensitive Data

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

psirt@hcl.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-31977?: CVE-2025-31977 is a medium-severity vulnerability in Hcl Software Bigfix Service Management (Sm), classified under Missing Encryption of Sensitive Data. CVSS score: 5.3/10. Published 2025-08-28.
How severe is CVE-2025-31977?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-31977 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.