Vulnerability Details : 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.
Vulnerability category: Denial of service
Products affected by CVE-2021-22393
- 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:*:*:*:*:*:*:*
- 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:*:*:*:*:*:*:*
- 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:*:*:*:*:*:*:*
- 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:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-22393
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22393
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2021-22393
-
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210324-01-dos-en
Security Advisory - Denial of Service Vulnerability in Huawei ProductVendor Advisory
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