How severe is CVE-2020-24755?

CVE-2020-24755 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-2020-24755 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24755?

CVE-2020-24755 affects Ui Unifi Video. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24755?

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-2020-24755 published?

CVE-2020-24755 was published on 2021-05-17 and last updated on 2026-06-17.

CVE-2020-24755

CVE-2020-24755 is a high-severity vulnerability in Ui Unifi Video 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: 6.9
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Ui Unifi Video
Published: 2021-05-17
Last modified: 2026-06-17

Description

In Ubiquiti UniFi Video v3.10.13, when the executable starts, its first library validation is in the current directory. This allows the impersonation and modification of the library to execute code on the system. This was tested in (Windows 7 x64/Windows 10 x64).

Frequently asked questions

What is CVE-2020-24755?: In Ubiquiti UniFi Video v3.10.13, when the executable starts, its first library validation is in the current directory. This allows the impersonation and modification of the library to execute code on the system. This was tested in (Windows 7 x64/Windows 10 x64).
How severe is CVE-2020-24755?: CVE-2020-24755 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-2020-24755 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24755?: CVE-2020-24755 affects Ui Unifi Video. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24755?: 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-2020-24755 published?: CVE-2020-24755 was published on 2021-05-17 and last updated on 2026-06-17.

References

https://www.youtube.com/watch?v=T41h4yeh9dk

Affected products (1)

cpe:2.3:a:ui:unifi_video:3.10.13:*:*:*:*:*:*:*

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