Apple macOS up to 10.15.4 Wi-Fi memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apple macOS up to 10.15.4. This affects an unknown part of the component Wi-Fi. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2020-9833. The attack needs to be performed locally. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS up to 10.15.4 (Operating System). It has been rated as problematic. This issue affects some unknown processing of the component Wi-Fi. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality. The summary by CVE is:

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.5. A local user may be able to read kernel memory.

The weakness was released 05/26/2020 by Yu Wang with Didi Research America as HT211170 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2020-9833. An attack has to be approached locally. Required for exploitation is a simple authentication. Neither technical details nor an exploit are publicly available. The advisory points out:

A memory initialization issue was addressed with improved memory handling.

Upgrading to version 10.15.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-155817, VDB-155818, VDB-155819 and VDB-155820. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

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: 🔍

Upgrade: macOS 10.15.5

Timelineinfo

03/02/2020 🔍
05/26/2020 +85 days 🔍
05/26/2020 +0 days 🔍
05/30/2020 +4 days 🔍
10/20/2020 +143 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT211170
Researcher: Yu Wang
Organization: Didi Research America
Status: Confirmed

CVE: CVE-2020-9833 (🔍)
GCVE (CVE): GCVE-0-2020-9833
GCVE (VulDB): GCVE-100-155861
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 05/30/2020 07:49
Updated: 10/20/2020 18:34
Changes: 05/30/2020 07:49 (48), 05/30/2020 07:54 (17), 10/20/2020 18:34 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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