Apple macOS up to 13.1 Samba buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple macOS up to 13.1. This affects an unknown part of the component Samba Handler. Performing a manipulation results in buffer overflow. This vulnerability is identified as CVE-2023-23539. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple macOS up to 13.1 (Operating System). This affects some unknown functionality of the component Samba Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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

The weakness was released 06/24/2023 as HT213605. It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2023-23539 since 01/12/2023. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/13/2025). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 13.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-27639). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: macOS 13.2

Timelineinfo

01/12/2023 🔍
06/23/2023 +162 days 🔍
06/24/2023 +0 days 🔍
10/13/2025 +842 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213605
Status: Confirmed

CVE: CVE-2023-23539 (🔍)
GCVE (CVE): GCVE-0-2023-23539
GCVE (VulDB): GCVE-100-232311
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 06/24/2023 00:59
Updated: 10/13/2025 05:43
Changes: 06/24/2023 00:59 (43), 07/18/2023 10:50 (11), 10/13/2025 05:43 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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