Apple macOS up to 11.1 CoreMedia out-of-bounds

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

Summaryinfo

A vulnerability described as critical has been identified in Apple macOS up to 11.1. This vulnerability affects unknown code of the component CoreMedia. The manipulation results in out-of-bounds. This vulnerability is reported as CVE-2021-1759. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple macOS up to 11.1 (Operating System). It has been classified as critical. Affected is an unknown code block of the component CoreMedia. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 02/01/2021 by Hou JingYi as HT212147 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2021-1759. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:

Processing a maliciously crafted image may lead to arbitrary code execution

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:

An out-of-bounds read was addressed with improved input validation.

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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: Out-of-bounds
CWE: CWE-125 / CWE-119
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: Hou JingYi
Status: Confirmed

CVE: CVE-2021-1759 (🔍)
GCVE (CVE): GCVE-0-2021-1759
GCVE (VulDB): GCVE-100-169062
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 02/03/2021 13:31
Updated: 02/22/2021 16:51
Changes: 02/03/2021 13:31 (19), 02/03/2021 13:34 (28), 02/22/2021 16:51 (4)
Complete: 🔍
Cache ID: 216::103

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