Is CVE-2023-40307 in the CISA KEV catalog?

No. CVE-2023-40307 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-40307?

CVE-2023-40307 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2023-40307?

CVE-2023-40307 has an EPSS score of 0.18% (7th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-40307?

Upgrade privileges to 1.5.4 or later.

CVE & CISA-KEV Catalog

CVE-2023-40307

MEDIUM

6.3

CVSS v3

NVD

Description

An attacker with standard privileges on macOS when requesting administrator privileges from the application can submit input which causes a buffer overflow resulting in a crash of the application. This could make the application unavailable and allow reading or modification of data.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

privilegesNVD

Affected:< 1.5.4Fixed in:1.5.4CVE-2023-40307derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.18%probability of exploitation in 30 days

7thpercentile

Low risk: more likely to be exploited than 7% of all known CVEs.

References

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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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.