How severe is CVE-2023-22023?

CVE-2023-22023 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-2023-22023 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-22023?

CVE-2023-22023 affects Oracle Solaris. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-22023?

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-2023-22023 published?

CVE-2023-22023 was published on 2023-07-18 and last updated on 2026-06-17.

CVE-2023-22023

CVE-2023-22023 is a high-severity vulnerability in Oracle Solaris 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% (8th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Oracle Solaris
Published: 2023-07-18
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Device Driver Interface). The supported version that is affected is 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in takeover of Oracle Solaris. Note: CVE-2023-22023 is equivalent to CVE-2023-31284. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2023-22023?: Vulnerability in the Oracle Solaris product of Oracle Systems (component: Device Driver Interface). The supported version that is affected is 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in takeover of Oracle Solaris. Note: CVE-2023-22023 is equivalent to CVE-2023-31284. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
How severe is CVE-2023-22023?: CVE-2023-22023 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-2023-22023 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-22023?: CVE-2023-22023 affects Oracle Solaris. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-22023?: 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-2023-22023 published?: CVE-2023-22023 was published on 2023-07-18 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpujul2023.html

Affected products (1)

cpe:2.3:o:oracle:solaris:11:*:*:*:*:*:*:*

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