How severe is CVE-2020-23489?

CVE-2020-23489 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-23489 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23489?

CVE-2020-23489 affects Wwbn Avideo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23489?

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-2020-23489 published?

CVE-2020-23489 was published on 2020-11-16 and last updated on 2026-06-17.

CVE-2020-23489

CVE-2020-23489 is a high-severity vulnerability in Wwbn Avideo with a CVSS 3.x base score of 8.8. 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-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Wwbn Avideo
Published: 2020-11-16
Last modified: 2026-06-17

Description

The import.json.php file before 8.9 for Avideo is vulnerable to a File Deletion vulnerability. This allows the deletion of configuration.php, which leads to certain privilege checks not being in place, and therefore a user can escalate privileges to admin.

Frequently asked questions

What is CVE-2020-23489?: The import.json.php file before 8.9 for Avideo is vulnerable to a File Deletion vulnerability. This allows the deletion of configuration.php, which leads to certain privilege checks not being in place, and therefore a user can escalate privileges to admin.
How severe is CVE-2020-23489?: CVE-2020-23489 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-23489 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23489?: CVE-2020-23489 affects Wwbn Avideo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23489?: 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-2020-23489 published?: CVE-2020-23489 was published on 2020-11-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*

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