CVE-2022-44455

Name: CVE-2022-44455
Creator: NVD / NIST
Published: 2022-12-08T16:15:13.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2022-44455 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. The appspawn and nwebspawn services within OpenHarmony-v3.1.2 and prior versions were found to be vulnerable to buffer overflow vulnerability due to insufficient input validation. An unprivileged malicious application would be able to gain code execution within any application installed on the device or cause application crash.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

The appspawn and nwebspawn services within OpenHarmony-v3.1.2 and prior versions were found to be vulnerable to buffer overflow vulnerability due to insufficient input validation. An unprivileged malicious application would be able to gain code execution within any application installed on the device or cause application crash.

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

0.21%

10.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Openharmony	Openharmony	>= 3.1, <= 3.1.2
Openatom	Openharmony	>= 3.0, <= 3.0.6

References

https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.mdThird Party Advisory
https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.mdThird Party Advisory

Timeline

Published: Dec 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-44455?

How severe is CVE-2022-44455?

CVE-2022-44455 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2022-44455?

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-2022-44455?

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

Scan your code now

Source: NVD / NIST