How severe is CVE-2020-24159?

CVE-2020-24159 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-24159 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24159?

CVE-2020-24159 affects 163 Netease Youdao Dictionary. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24159?

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

When was CVE-2020-24159 published?

CVE-2020-24159 was published on 2020-09-03 and last updated on 2026-06-17.

CVE-2020-24159

CVE-2020-24159 is a high-severity vulnerability in 163 Netease Youdao Dictionary with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
CVSS v2: 4.4
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: 163 Netease Youdao Dictionary
Published: 2020-09-03
Last modified: 2026-06-17

Description

NetEase Youdao Dictionary has a DLL hijacking vulnerability, which can be exploited by attackers to gain server permissions. This affects Guangzhou NetEase Youdao Dictionary 8.9.2.0.

Frequently asked questions

What is CVE-2020-24159?: NetEase Youdao Dictionary has a DLL hijacking vulnerability, which can be exploited by attackers to gain server permissions. This affects Guangzhou NetEase Youdao Dictionary 8.9.2.0.
How severe is CVE-2020-24159?: CVE-2020-24159 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-24159 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24159?: CVE-2020-24159 affects 163 Netease Youdao Dictionary. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24159?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-24159 published?: CVE-2020-24159 was published on 2020-09-03 and last updated on 2026-06-17.

References

https://www.cnvd.org.cn/flaw/show/2104833

Affected products (1)

cpe:2.3:a:163:netease_youdao_dictionary:8.9.2.0:*:*:*:*:*:*:*

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