Apple macOS up to 11.0.0 Screen Sharing state issue

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Apple macOS up to 11.0.0. Affected by this vulnerability is an unknown functionality of the component Screen Sharing Handler. Such manipulation leads to state issue. This vulnerability is uniquely identified as CVE-2020-27893. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple macOS up to 11.0.0 (Operating System). Affected by this issue is an unknown function of the component Screen Sharing Handler. The manipulation with an unknown input leads to a state issue vulnerability. Using CWE to declare the problem leads to CWE-371. Impacted is confidentiality.

The weakness was disclosed 04/03/2021 as HT211931. The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2020-27893. There are neither technical details nor an exploit publicly available.

Upgrading to version 11.0.1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
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: State issue
CWE: CWE-371
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: 🔍

0-Day Time: 🔍

Upgrade: macOS 11.0.1

Timelineinfo

10/27/2020 🔍
04/03/2021 +157 days 🔍
04/03/2021 +0 days 🔍
04/08/2021 +5 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT211931
Status: Confirmed

CVE: CVE-2020-27893 (🔍)
GCVE (CVE): GCVE-0-2020-27893
GCVE (VulDB): GCVE-100-172172
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 04/03/2021 08:36
Updated: 04/08/2021 09:49
Changes: 04/03/2021 08:36 (41), 04/08/2021 09:49 (5)
Complete: 🔍
Cache ID: 216::103

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