Apple macOS up to 11.1 denial of service

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

Summaryinfo

A vulnerability classified as critical was found in Apple macOS up to 11.1. This affects an unknown function. Executing a manipulation can lead to denial of service. This vulnerability appears as CVE-2021-1773. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Apple macOS up to 11.1 (Operating System) and classified as critical. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 02/01/2021 by Xingwei Lin as HT212147 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2021-1773. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project. The advisory points out:

Processing a maliciously crafted image may lead to a denial of service

Upgrading to version 11.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A logic issue was addressed with improved state management.

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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: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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 11.2

Timelineinfo

12/08/2020 🔍
02/01/2021 +55 days 🔍
02/01/2021 +0 days 🔍
02/03/2021 +2 days 🔍
02/22/2021 +19 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212147
Researcher: Xingwei Lin
Status: Confirmed

CVE: CVE-2021-1773 (🔍)
GCVE (CVE): GCVE-0-2021-1773
GCVE (VulDB): GCVE-100-169078
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 02/03/2021 13:40
Updated: 02/22/2021 18:09
Changes: 02/03/2021 13:40 (17), 02/03/2021 13:43 (29), 02/22/2021 18:09 (4)
Complete: 🔍
Cache ID: 216::103

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