Is CVE-2023-40401 in the CISA KEV catalog?

No. CVE-2023-40401 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-40401?

CVE-2023-40401 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-40401?

CVE-2023-40401 has an EPSS score of 0.99% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-40401?

Upgrade macos to 13.6.1 or later.

CVE & CISA-KEV Catalog

CVE-2023-40401

HIGH

7.5

CVSS v3

NVD

Description

The issue was addressed with additional permissions checks. This issue is fixed in macOS Ventura 13.6.1. An attacker may be able to access passkeys without authentication.

CWE-306Missing Authentication for Critical Function

How to fix

Remediation Available

macosNVD

Affected:>= 13.0, < 13.6.1Fixed in:13.6.1CVE-2023-40401derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.99%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory1

seclists.org

Other references3

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.