How severe is CVE-2023-5766?

CVE-2023-5766 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-5766 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5766?

CVE-2023-5766 affects Devolutions Remote Desktop Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5766?

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

When was CVE-2023-5766 published?

CVE-2023-5766 was published on 2023-11-01 and last updated on 2026-06-17.

CVE-2023-5766

CVE-2023-5766 is a critical-severity vulnerability in Devolutions Remote Desktop Manager with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Devolutions Remote Desktop Manager
Published: 2023-11-01
Last modified: 2026-06-17

Description

A remote code execution vulnerability in Remote Desktop Manager 2023.2.33 and earlier on Windows allows an attacker to remotely execute code from another windows user session on the same host via a specially crafted TCP packet.

Frequently asked questions

What is CVE-2023-5766?: A remote code execution vulnerability in Remote Desktop Manager 2023.2.33 and earlier on Windows allows an attacker to remotely execute code from another windows user session on the same host via a specially crafted TCP packet.
How severe is CVE-2023-5766?: CVE-2023-5766 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-5766 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5766?: CVE-2023-5766 affects Devolutions Remote Desktop Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5766?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-5766 published?: CVE-2023-5766 was published on 2023-11-01 and last updated on 2026-06-17.

References

https://devolutions.net/security/advisories/DEVO-2023-0019/

Affected products (1)

cpe:2.3:a:devolutions:remote_desktop_manager:*:*:*:*:*:*:*:*

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