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High severity7.5NVD Advisory· Published Apr 28, 2021· Updated Jun 17, 2026

CVE-2021-22393

CVE-2021-22393

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

21
  • Huawei/Cloudengine 12800 Firmware4 versions
    cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r002c50spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r003c00spc810:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r005c00spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r005c10spc800:*:*:*:*:*:*:*
  • Huawei/Cloudengine 58005 versions
    cpe:2.3:o:huawei:cloudengine_5800:v200r002c50spc800:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:huawei:cloudengine_5800:v200r002c50spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_5800:v200r003c00spc810:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_5800:v200r005c00spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_5800:v200r005c10spc800:*:*:*:*:*:*:*
    • (no CPE)
  • Huawei/Cloudengine 6800 Firmware4 versions
    cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r002c50spc800:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r002c50spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r003c00spc810:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r005c00spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r005c10spc800:*:*:*:*:*:*:*
  • Huawei/Cloudengine 7800 Firmware4 versions
    cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r002c50spc800:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r002c50spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r003c00spc810:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r005c00spc800:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r005c10spc800:*:*:*:*:*:*:*
  • CloudEngine/CloudEnginedescription
  • Huawei/CloudEngine 12800llm-fuzzy
  • Huawei/CloudEngine 6800llm-fuzzy
  • Huawei/CloudEngine 7800llm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

0

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