How severe is CVE-2023-45166?

CVE-2023-45166 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-45166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45166?

CVE-2023-45166 primarily affects Ibm Vios. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-45166?

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-2023-45166 published?

CVE-2023-45166 was published on 2023-12-13 and last updated on 2026-06-17.

CVE-2023-45166

CVE-2023-45166 is a high-severity vulnerability in Ibm Vios with a CVSS 3.x base score of 8.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.4)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Vios
Published: 2023-12-13
Last modified: 2026-06-17

Description

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the piodmgrsu command to obtain elevated privileges. IBM X-Force ID: 267964.

Frequently asked questions

What is CVE-2023-45166?: IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the piodmgrsu command to obtain elevated privileges. IBM X-Force ID: 267964.
How severe is CVE-2023-45166?: CVE-2023-45166 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-45166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45166?: CVE-2023-45166 primarily affects Ibm Vios. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-45166?: 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-2023-45166 published?: CVE-2023-45166 was published on 2023-12-13 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:ibm:vios:3.1:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.2:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.3:*:*:*:*:*:*:*

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