Apple macOS up to 12.0 SoftwareUpdate permission

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Apple macOS up to 12.0. Impacted is an unknown function of the component SoftwareUpdate. Executing a manipulation can lead to permission. This vulnerability is tracked as CVE-2021-30913. The attack is restricted to local execution. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple macOS up to 12.0 (Operating System). It has been declared as problematic. This vulnerability affects an unknown function of the component SoftwareUpdate. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 10/25/2021 by Kirin as HT212869 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2021-30913. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1222 by the MITRE ATT&CK project. The advisory points out:

An unprivileged application may be able to edit NVRAM variables

Upgrading to version 12.0.1 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 permissions logic.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
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 12.0.1

Timelineinfo

04/13/2021 🔍
10/25/2021 +195 days 🔍
10/25/2021 +0 days 🔍
10/27/2021 +2 days 🔍
10/31/2021 +4 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212869
Researcher: Kirin
Status: Confirmed

CVE: CVE-2021-30913 (🔍)
GCVE (CVE): GCVE-0-2021-30913
GCVE (VulDB): GCVE-100-185542
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 10/27/2021 09:06
Updated: 10/31/2021 14:56
Changes: 10/27/2021 09:06 (19), 10/27/2021 09:09 (28), 10/31/2021 14:56 (2)
Complete: 🔍
Cache ID: 216::103

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