Apple macOS SMB memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple macOS. It has been declared as very critical. This affects an unknown part of the component SMB. The manipulation results in memory corruption. This vulnerability was named CVE-2022-32934. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical has been found in Apple macOS (Operating System) (version now known). Affected is some unknown processing of the component SMB. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 10/24/2022 by Felix Poulin-Belanger as HT213488 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2022-32934. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/07/2026). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A remote user may be able to cause kernel code execution

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

The issue was addressed with improved memory handling.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-36000). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

06/09/2022 🔍
10/24/2022 +137 days 🔍
10/24/2022 +0 days 🔍
10/25/2022 +1 days 🔍
06/07/2026 +1321 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213488
Researcher: Felix Poulin-Belanger
Status: Confirmed

CVE: CVE-2022-32934 (🔍)
GCVE (CVE): GCVE-0-2022-32934
GCVE (VulDB): GCVE-100-212148
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 10/25/2022 08:58
Updated: 06/07/2026 18:38
Changes: 10/25/2022 08:58 (15), 10/25/2022 08:59 (2), 10/25/2022 09:02 (28), 11/23/2022 17:02 (3), 11/23/2022 17:11 (10), 06/07/2026 18:38 (15)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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