CVE-2021-22330

Name: CVE-2021-22330
Creator: NVD / NIST
Published: 2021-04-28T12:15:08.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2021-22330 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. There is an out of bounds write vulnerability in Huawei Smartphone HUAWEI P30 versions 9.1.0.131(C00E130R1P21) when processing a message. An unauthenticated attacker can exploit this vulnerability by sending specific message to the target device. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

There is an out of bounds write vulnerability in Huawei Smartphone HUAWEI P30 versions 9.1.0.131(C00E130R1P21) when processing a message. An unauthenticated attacker can exploit this vulnerability by sending specific message to the target device. Due to insufficient validation of the input parameter, successful exploit can cause the process and the service to be abnormal.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.27%

18.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Huawei	P30 Firmware	9.1.0.131\(c00e130r1p21\)

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210331-01-p30-enVendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210331-01-p30-enVendor Advisory

Timeline

Published: Apr 28, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22330?

How severe is CVE-2021-22330?

CVE-2021-22330 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22330?

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-2021-22330?

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

Scan your code now

Source: NVD / NIST