Apple macOS up to 10.15.2 System privileges management

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in Apple macOS up to 10.15.2 and classified as critical. This affects an unknown function of the component System. The manipulation leads to privileges management. This vulnerability is uniquely identified as CVE-2020-3855. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple macOS up to 10.15.2 (Operating System). It has been rated as critical. This issue affects an unknown part of the component System. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 01/28/2020 by Csaba Fitzl as HT210919 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2020-3855. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK. The advisory points out:

An access issue was addressed with improved access restrictions.

Upgrading to version 10.15.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-150559, VDB-150560, VDB-150561 and VDB-150562 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

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

NVD Base Score: 7.1
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: Privileges management
CWE: CWE-269 / CWE-266
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: 🔍

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

Upgrade: macOS 10.15.3

Timelineinfo

12/18/2019 🔍
01/28/2020 +41 days 🔍
01/28/2020 +0 days 🔍
02/28/2020 +31 days 🔍
04/06/2024 +1499 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210919
Researcher: Csaba Fitzl
Status: Confirmed

CVE: CVE-2020-3855 (🔍)
GCVE (CVE): GCVE-0-2020-3855
GCVE (VulDB): GCVE-100-150587
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 02/28/2020 13:24
Updated: 04/06/2024 12:43
Changes: 02/28/2020 13:24 (46), 02/28/2020 13:29 (2), 04/06/2024 12:36 (17), 04/06/2024 12:43 (18)
Complete: 🔍
Cache ID: 216::103

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