How severe is CVE-2023-45883?

CVE-2023-45883 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-45883 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45883?

CVE-2023-45883 affects Enghouse Qumu. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-45883?

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-2023-45883 published?

CVE-2023-45883 was published on 2023-10-19 and last updated on 2026-06-17.

CVE-2023-45883

CVE-2023-45883 is a high-severity vulnerability in Enghouse Qumu 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Enghouse Qumu
Published: 2023-10-19
Last modified: 2026-06-17

Description

A privilege escalation vulnerability exists within the Qumu Multicast Extension v2 before 2.0.63 for Windows. When a standard user triggers a repair of the software, a pop-up window opens with SYSTEM privileges. Standard users may use this to gain arbitrary code execution as SYSTEM.

Frequently asked questions

What is CVE-2023-45883?: A privilege escalation vulnerability exists within the Qumu Multicast Extension v2 before 2.0.63 for Windows. When a standard user triggers a repair of the software, a pop-up window opens with SYSTEM privileges. Standard users may use this to gain arbitrary code execution as SYSTEM.
How severe is CVE-2023-45883?: CVE-2023-45883 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-45883 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45883?: CVE-2023-45883 affects Enghouse Qumu. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-45883?: 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-2023-45883 published?: CVE-2023-45883 was published on 2023-10-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:enghouse:qumu:*:*:*:*:*:*:*:*

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