How severe is CVE-2023-0101?

CVE-2023-0101 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-2023-0101 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0101?

CVE-2023-0101 affects Tenable Nessus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0101?

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-2023-0101 published?

CVE-2023-0101 was published on 2023-01-20 and last updated on 2026-06-17.

CVE-2023-0101

CVE-2023-0101 is a high-severity vulnerability in Tenable Nessus 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-269.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Tenable Nessus
Published: 2023-01-20
Last modified: 2026-06-17

Description

A privilege escalation vulnerability was identified in Nessus versions 8.10.1 through 8.15.8 and 10.0.0 through 10.4.1. An authenticated attacker could potentially execute a specially crafted file to obtain root or NT AUTHORITY / SYSTEM privileges on the Nessus host.

Frequently asked questions

What is CVE-2023-0101?: A privilege escalation vulnerability was identified in Nessus versions 8.10.1 through 8.15.8 and 10.0.0 through 10.4.1. An authenticated attacker could potentially execute a specially crafted file to obtain root or NT AUTHORITY / SYSTEM privileges on the Nessus host.
How severe is CVE-2023-0101?: CVE-2023-0101 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-2023-0101 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0101?: CVE-2023-0101 affects Tenable Nessus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0101?: 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-2023-0101 published?: CVE-2023-0101 was published on 2023-01-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:*

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