Apple macOS up to 11.0.1 Graphics Drivers memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Apple macOS up to 11.0.1. Affected by this issue is some unknown functionality of the component Graphics Drivers. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2020-27947. Local access is required to approach this attack. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple macOS up to 11.0.1 (Operating System). This issue affects some unknown processing of the component Graphics Drivers. 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, integrity, and availability.

The weakness was disclosed 12/14/2020 with ABC Research as HT212011 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2020-27947. Neither technical details nor an exploit are publicly available. The advisory points out:

An application may be able to execute arbitrary code with kernel privileges

Upgrading to version 11.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A memory corruption issue was addressed with improved input validation.

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

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: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
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: 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 11.1

Timelineinfo

10/27/2020 🔍
12/14/2020 +48 days 🔍
12/14/2020 +0 days 🔍
12/15/2020 +1 days 🔍
12/17/2020 +2 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212011
Organization: ABC Research
Status: Confirmed

CVE: CVE-2020-27947 (🔍)
GCVE (CVE): GCVE-0-2020-27947
GCVE (VulDB): GCVE-100-166277
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 12/15/2020 14:49
Updated: 12/17/2020 19:48
Changes: 12/15/2020 14:49 (19), 12/15/2020 14:52 (28), 12/17/2020 19:48 (4)
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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