Apple iOS/iPadOS up to 14.4.2 Kernel initialization

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Apple iOS and iPadOS up to 14.4.2. Impacted is an unknown function of the component Kernel. Such manipulation leads to initialization. This vulnerability is listed as CVE-2021-1860. The attack must be carried out locally. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iOS and iPadOS up to 14.4.2 (Smartphone Operating System) and classified as problematic. Affected by this issue is an unknown code block of the component Kernel. The manipulation with an unknown input leads to a initialization vulnerability. Using CWE to declare the problem leads to CWE-665. The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used. Impacted is confidentiality.

The weakness was presented 04/26/2021 by @0xalsr as HT212317 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2021-1860. There are neither technical details nor an exploit publicly available. The advisory points out:

A malicious application may be able to disclose kernel memory

Upgrading to version 14.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A memory initialization issue was addressed with improved memory handling.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
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: Initialization
CWE: CWE-665
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: iOS/iPadOS 14.5

Timelineinfo

12/08/2020 🔍
04/26/2021 +138 days 🔍
04/26/2021 +0 days 🔍
04/27/2021 +1 days 🔍
04/30/2021 +3 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212317
Researcher: @0xalsr
Status: Confirmed

CVE: CVE-2021-1860 (🔍)
GCVE (CVE): GCVE-0-2021-1860
GCVE (VulDB): GCVE-100-173948
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 04/27/2021 08:15
Updated: 04/30/2021 12:45
Changes: 04/27/2021 08:15 (19), 04/27/2021 08:19 (28), 04/30/2021 12:45 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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