Home/CVE/There is a denial of service vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and
CVE

CVE-2021-22393

There is a denial of service vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and

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.

HIGH · CVSS 7.5 EPSS 0.00182
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Affected Products & Versions

4
huawei cloudengine 12800 firmwareall versions
huawei cloudengine 5800all versions
huawei cloudengine 6800 firmwareall versions
huawei cloudengine 7800 firmwareall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · psirt@huawei.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Apr 2021 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210324-01-dos-enVendor Advisory
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