CVE-2021-22393

There is a denial of service vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and CloudEngine 12800. The affected product cannot deal with some messages because of module design weakness . Attackers can exploit this vulnerability by sending a large amount of specific messages to cause denial of service. This can compromise normal service.

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210324-01-dos-enVendor Advisory
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210324-01-dos-enVendor Advisory

Published

Apr 28, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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