How severe is CVE-2021-36631?

CVE-2021-36631 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36631 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36631?

CVE-2021-36631 affects Baidu Baidunetdisk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36631?

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

When was CVE-2021-36631 published?

CVE-2021-36631 was published on 2022-12-22 and last updated on 2026-06-17.

CVE-2021-36631

CVE-2021-36631 is a medium-severity vulnerability in Baidu Baidunetdisk with a CVSS 3.x base score of 6.7. 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-427.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Baidu Baidunetdisk
Published: 2022-12-22
Last modified: 2026-06-17

Description

Untrusted search path vulnerability in Baidunetdisk Version 7.4.3 and earlier allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

Frequently asked questions

What is CVE-2021-36631?: Untrusted search path vulnerability in Baidunetdisk Version 7.4.3 and earlier allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.
How severe is CVE-2021-36631?: CVE-2021-36631 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36631 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36631?: CVE-2021-36631 affects Baidu Baidunetdisk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36631?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-36631 published?: CVE-2021-36631 was published on 2022-12-22 and last updated on 2026-06-17.

References

https://github.com/shigophilo/CVE/blob/main/Baidunetdisk%20Version%207.4.3%20dll%20hijack.md

Affected products (1)

cpe:2.3:a:baidu:baidunetdisk:*:*:*:*:*:*:*:*

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