How severe is CVE-2021-40046?

CVE-2021-40046 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-40046 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-40046?

CVE-2021-40046 affects Huawei Pcmanager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-40046?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-40046 published?

CVE-2021-40046 was published on 2022-02-25 and last updated on 2026-06-17.

CVE-2021-40046

CVE-2021-40046 is a critical-severity vulnerability in Huawei Pcmanager with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Huawei Pcmanager
Published: 2022-02-25
Last modified: 2026-06-17

Description

PCManager versions 11.1.1.95 has a privilege escalation vulnerability. Successful exploit could allow the attacker to access certain resource beyond its privilege.

Frequently asked questions

What is CVE-2021-40046?: PCManager versions 11.1.1.95 has a privilege escalation vulnerability. Successful exploit could allow the attacker to access certain resource beyond its privilege.
How severe is CVE-2021-40046?: CVE-2021-40046 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-40046 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-40046?: CVE-2021-40046 affects Huawei Pcmanager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-40046?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-40046 published?: CVE-2021-40046 was published on 2022-02-25 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220216-01-priesc-en

Affected products (1)

cpe:2.3:a:huawei:pcmanager:11.1.1.95:*:*:*:*:*:*:*

More vulnerabilities in Huawei Pcmanager

CVE-2020-1817 — High (CVSS 7.8): Huawei PCManager with versions earlier than 10.0.1.36 has a privilege escalation vulnerability. Due to improper…
CVE-2020-1844 — High (CVSS 7.8): PCManager with versions earlier than 10.0.5.51 have a privilege escalation vulnerability in Huawei PCManager products.…
CVE-2019-5223 — High (CVSS 7.8): PCManager 9.1.3.1 has an improper authentication vulnerability. The certain driver interface of the software does not…
CVE-2019-5242 — High (CVSS 7.8): There is a code execution vulnerability in Huawei PCManager versions earlier than PCManager 9.0.1.50. The attacker can…
CVE-2019-5241 — High (CVSS 7.8): There is a privilege escalation vulnerability in Huawei PCManager versions earlier than PCManager 9.0.1.50. The…
CVE-2020-1845 — Medium (CVSS 6.7): Huawei PCManager product with versions earlier than 10.0.5.53 have a local privilege escalation vulnerability. An…

All CVEs affecting Huawei Pcmanager →