How severe is CVE-2020-9100?

CVE-2020-9100 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-2020-9100 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9100?

CVE-2020-9100 affects Huawei Hisuite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9100?

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-2020-9100 published?

CVE-2020-9100 was published on 2020-07-06 and last updated on 2026-06-17.

CVE-2020-9100

CVE-2020-9100 is a high-severity vulnerability in Huawei Hisuite 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% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Huawei Hisuite
Published: 2020-07-06
Last modified: 2026-06-17

Description

Earlier than HiSuite 10.1.0.500 have a DLL hijacking vulnerability. This vulnerability exists due to some DLL file is loaded by HiSuite improperly. And it allows an attacker to load this DLL file of the attacker's choosing.

Frequently asked questions

What is CVE-2020-9100?: Earlier than HiSuite 10.1.0.500 have a DLL hijacking vulnerability. This vulnerability exists due to some DLL file is loaded by HiSuite improperly. And it allows an attacker to load this DLL file of the attacker's choosing.
How severe is CVE-2020-9100?: CVE-2020-9100 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-2020-9100 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9100?: CVE-2020-9100 affects Huawei Hisuite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9100?: 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-2020-9100 published?: CVE-2020-9100 was published on 2020-07-06 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200701-01-dllhijacking-en

Affected products (1)

cpe:2.3:a:huawei:hisuite:*:*:*:*:*:*:*:*

More vulnerabilities in Huawei Hisuite

CVE-2016-8274 — High (CVSS 7.8): Huawei PC client software HiSuite 4.0.5.300_OVE has a dynamic link library (DLL) hijack vulnerability; an attacker can…
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CVE-2016-5821 — High (CVSS 7.8): Huawei HiSuite before 4.0.4.204_ove (Out of China) and before 4.0.4.301 (China) use a weak ACL (FILE_WRITE_DATA for…
CVE-2019-5263 — Medium (CVSS 5.5): HiSuite with 9.1.0.305 and earlier versions and 9.1.0.305(MAC) and earlier versions and HwBackup with earlier versions…
CVE-2019-5245 — Medium (CVSS 5.3): HiSuite 9.1.0.300 versions and earlier contains a DLL hijacking vulnerability. This vulnerability exists due to some…
CVE-2016-8272 — Medium (CVSS 5.3): Huawei PC client software HiSuite 4.0.5.300_OVE has an information leak vulnerability; an attacker who can log in to…

All CVEs affecting Huawei Hisuite →

Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

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CVE-2019-25268 — Critical (CVSS 9.8): NREL BEopt 2.8.0.0 contains a DLL hijacking vulnerability that allows attackers to load arbitrary libraries by tricking…
CVE-2023-53959 — Critical (CVSS 9.8): FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by…
CVE-2025-65741 — Critical (CVSS 9.8): Sublime Text 3 Build 3208 or prior for MacOS is vulnerable to Dylib Injection. An attacker could compile a .dylib file…
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Browse all CWE-427 (Uncontrolled Search Path Element) vulnerabilities →