How severe is CVE-2021-22339?

CVE-2021-22339 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-22339 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22339?

CVE-2021-22339 primarily affects Huawei Manageone. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22339?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-22339 published?

CVE-2021-22339 was published on 2021-05-20 and last updated on 2026-06-17.

CVE-2021-22339

CVE-2021-22339 is a medium-severity vulnerability in Huawei Manageone with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-345.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.5
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Huawei Manageone
Published: 2021-05-20
Last modified: 2026-06-17

Description

There is a denial of service vulnerability in some versions of ManageOne. In specific scenarios, due to the insufficient verification of the parameter, an attacker may craft some specific parameter. Successful exploit may cause some services abnormal.

Frequently asked questions

What is CVE-2021-22339?: There is a denial of service vulnerability in some versions of ManageOne. In specific scenarios, due to the insufficient verification of the parameter, an attacker may craft some specific parameter. Successful exploit may cause some services abnormal.
How severe is CVE-2021-22339?: CVE-2021-22339 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-22339 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22339?: CVE-2021-22339 primarily affects Huawei Manageone. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22339?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-22339 published?: CVE-2021-22339 was published on 2021-05-20 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210428-01-dos-en

Affected products (38)

cpe:2.3:a:huawei:manageone:6.5:rc2.b050:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.0:-:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.0:spc100.b210:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.0:spc100.b220:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc1.b060:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc1.b070:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc1.b080:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b010:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b020:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b030:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b040:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b050:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b060:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b070:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b080:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:rc2.b090:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc100.b050:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc101.b010:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc101.b040:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200.b010:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200.b030:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200.b040:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200.b050:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200.b060:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1:spc200.b070:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1.1:b010:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1.1:b020:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1.1:b030:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:6.5.1.1:b040:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:-:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:lcnd81:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:rc3.b041:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:rc3.spc100:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.0:spc100:*:*:*:*:*:*
cpe:2.3:a:huawei:manageone:8.0.1:*:*:*:*:*:*:*

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