CVE-2021-39975

Name: CVE-2021-39975
Creator: NVD / NIST
Published: 2022-01-03T22:15:10.38+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.66%

Last modified Jun 17, 2026

CVE-2021-39975 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Hilinksvc has a Data Processing Errors vulnerability.Successful exploitation of this vulnerability may cause denial of service attacks.. EPSS estimates a 0.66% chance of exploitation in the next 30 days.

Description

Hilinksvc has a Data Processing Errors vulnerability.Successful exploitation of this vulnerability may cause denial of service attacks.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.66%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Huawei	Harmonyos	< 2.0

References

Timeline

Published: Jan 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39975?

Hilinksvc has a Data Processing Errors vulnerability.Successful exploitation of this vulnerability may cause denial of service attacks.

How severe is CVE-2021-39975?

CVE-2021-39975 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.66% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39975?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39975?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST