CVE-2022-43380

MEDIUMNVD 6.26.2—

6.2

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX NFS kernel extension to cause a denial of service. IBM X-Force ID: 238640.

CVSS v3: 6.2
EG Score: 6.2(medium)
EPSS: 14.3%
KEV: Not listed

Published

December 23, 2022

Last Modified

November 21, 2024

References (4)

psirt@ushttps://exchange.xforce.ibmcloud.com/vulnerabilities/238640
psirt@ushttps://www.ibm.com/support/pages/node/6847947
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/238640
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6847947

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-399

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
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2026-05-25 09:51 UTCEG score recompute

Frequently asked(5)

What is CVE-2022-43380?

CVE-2022-43380 is a medium vulnerability published on December 23, 2022. IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX NFS kernel extension to cause a denial of service. IBM X-Force ID: 238640.

When was CVE-2022-43380 disclosed?

CVE-2022-43380 was first published in the National Vulnerability Database on December 23, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-43380 actively exploited?

CVE-2022-43380 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 14.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-43380?

CVE-2022-43380 has a CVSS v3 base score of 6.2 (NVD).

How do I remediate CVE-2022-43380?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-43380, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2022-43380

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-43380?

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Published

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References (4)

Frequently asked(5)

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