Apple tvOS ImageIO out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple tvOS. This issue affects some unknown processing of the component ImageIO. Executing a manipulation can lead to out-of-bounds. The identification of this vulnerability is CVE-2021-1743. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple tvOS (Digital Media Player) (affected version unknown) and classified as critical. This vulnerability affects an unknown functionality of the component ImageIO. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 02/01/2021 by Mickey Jin, Junzhi Lu and Xingwei Lin as confirmed advisory (Website). This vulnerability was named CVE-2021-1743 since 12/08/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: 🔍

Timelineinfo

12/08/2020 🔍
02/01/2021 +55 days 🔍
02/01/2021 +0 days 🔍
04/03/2021 +61 days 🔍
04/09/2021 +6 days 🔍

Sourcesinfo

Vendor: apple.com

Researcher: Mickey Jin, Junzhi Lu, Xingwei Lin
Status: Confirmed

CVE: CVE-2021-1743 (🔍)
GCVE (CVE): GCVE-0-2021-1743
GCVE (VulDB): GCVE-100-172264

Entryinfo

Created: 04/03/2021 11:29
Updated: 04/09/2021 07:24
Changes: 04/03/2021 11:29 (33), 04/09/2021 07:20 (9), 04/09/2021 07:24 (18)
Complete: 🔍
Cache ID: 216::103

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