CVE-2021-22328

Name: CVE-2021-22328
Creator: NVD / NIST
Published: 2021-08-23T20:15:13.613+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2021-22328 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft the specific packet. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft the specific packet. Successful exploit may cause some services abnormal. Affected product versions include:CloudEngine 12800 V200R005C00SPC800, CloudEngine 5800 V200R005C00SPC800, CloudEngine 6800 V200R005C00SPC800, CloudEngine 7800 V200R005C00SPC800.

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

0.68%

47.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Huawei	Cloudengine 12800 Firmware	v200r005c00spc800
Huawei	Cloudengine 5800 Firmware	v200r005c00spc800
Huawei	Cloudengine 6800 Firmware	v200r005c00spc800
Huawei	Cloudengine 7800 Firmware	v200r005c00spc800

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210407-01-dos-enVendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210407-01-dos-enVendor Advisory

Timeline

Published: Aug 23, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22328?

How severe is CVE-2021-22328?

CVE-2021-22328 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22328?

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-2021-22328?

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

Scan your code now

Source: NVD / NIST