How severe is CVE-2023-43066?

CVE-2023-43066 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.

Is CVE-2023-43066 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-43066?

CVE-2023-43066 primarily affects Dell Unity Operating Environment. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-43066?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-43066 published?

CVE-2023-43066 was published on 2023-10-23 and last updated on 2026-06-17.

CVE-2023-43066

CVE-2023-43066 is a medium-severity vulnerability in Dell Unity Operating Environment with a CVSS 3.x base score of 5.1. 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-78.

Key facts

Severity: Medium (CVSS 3.x base score 5.1)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dell Unity Operating Environment
Published: 2023-10-23
Last modified: 2026-06-17

Description

Dell Unity prior to 5.3 contains a Restricted Shell Bypass vulnerability. This could allow an authenticated, local attacker to exploit this vulnerability by authenticating to the device CLI and issuing certain commands.

Frequently asked questions

What is CVE-2023-43066?: Dell Unity prior to 5.3 contains a Restricted Shell Bypass vulnerability. This could allow an authenticated, local attacker to exploit this vulnerability by authenticating to the device CLI and issuing certain commands.
How severe is CVE-2023-43066?: CVE-2023-43066 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.
Is CVE-2023-43066 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-43066?: CVE-2023-43066 primarily affects Dell Unity Operating Environment. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-43066?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-43066 published?: CVE-2023-43066 was published on 2023-10-23 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000213152/dsa-2023-141-dell-unity-unity-vsa-and-unity-xt-security-update-for-multiple-vulnerabilities

Affected products (3)

cpe:2.3:a:dell:unity_operating_environment:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:unity_xt_operating_environment:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:unityvsa_operating_environment:*:*:*:*:*:*:*:*

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