Apple macOS up to 10.15.4 System Preferences race condition

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple macOS up to 10.15.4. This affects an unknown function of the component System Preferences. The manipulation results in race condition. This vulnerability is identified as CVE-2020-9839. The attack is only possible with local access. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple macOS up to 10.15.4 (Operating System). Affected is an unknown functionality of the component System Preferences. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 05/26/2020 with Zero Day Initiative as HT211170 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2020-9839. The attack needs to be approached locally. The successful exploitation needs a authentication. Technical details are unknown but a public exploit is available. The advisory points out:

A race condition was addressed with improved state handling.

The exploit is shared for download at packetstormsecurity.com. It is declared as highly functional.

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-155695, VDB-155728, VDB-155769 and VDB-155817. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

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 🔍
06/16/2024 +1478 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT211170
Organization: Zero Day Initiative
Status: Confirmed

CVE: CVE-2020-9839 (🔍)
GCVE (CVE): GCVE-0-2020-9839
GCVE (VulDB): GCVE-100-155856
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 05/30/2020 07:48
Updated: 06/16/2024 10:45
Changes: 05/30/2020 07:48 (47), 05/30/2020 07:53 (16), 10/20/2020 18:10 (2), 06/16/2024 10:45 (22)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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