CVE-2025-21084

Name: CVE-2025-21084
Creator: NVD / NIST
Published: 2025-03-04T04:15:13.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.16%

Last modified Jun 17, 2026

CVE-2025-21084 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. in OpenHarmony v5.0.2 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through through NULL pointer dereference.. This vulnerability can be exploited only in restricted scenarios.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

in OpenHarmony v5.0.2 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through through NULL pointer dereference.. This vulnerability can be exploited only in restricted scenarios.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.16%

5.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Openatom	Openharmony	>= 4.1.0, <= 5.0.2

References

https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2025/2025-03.mdVendor Advisory

Timeline

Published: Mar 4, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-21084?

How severe is CVE-2025-21084?

CVE-2025-21084 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2025-21084?

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-2025-21084?

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

Scan your code now

Source: NVD / NIST