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CVE-2023-23513

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS...

9.8 Critical

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.57%Unchanged since Feb 28, 2023
90%50%10%1%

What each source reports

NVD Score used9.8

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Record
CVE-2023-23513
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
CVE List9.8

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Record
CVE-2023-23513
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
EUVDEUVD-2023-276139.8

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Record
EUVD-2023-27613
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-2rvj-6xx4-893j9.8

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS...

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.2, macOS Monterey 12.6.3, macOS Big Sur 11.7.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Record
GHSA-2rvj-6xx4-893j
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-23513 is a critical vulnerability (CVSS 9.8) in Apple Macos, published February 27, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.57%, the 75th percentile. No source names a fixed version.

References

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