Apple iOS/iPadOS up to 14.1 Kernel information disclosure

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CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.11

A vulnerability has been found in Apple iOS and iPadOS up to 14.1 (Smartphone Operating System) and classified as problematic. This vulnerability affects some unknown processing of the component Kernel. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. As an impact it is known to affect confidentiality.

The weakness was published 11/05/2020 with Google Project Zero as HT211929 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2020-27950. The exploitation appears to be easy. The attack needs to be approached locally. Required for exploitation is a single authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/06/2020). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A malicious application may be able to disclose kernel memory. Apple is aware of reports that an exploit for this issue exists in the wild.

Upgrading to version 14.2 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.

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CVSSv3infoedit

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: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Information disclosure (CWE-200)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Upgrade: iOS/iPadOS 14.2

Timelineinfoedit

11/05/2020 Advisory disclosed
11/05/2020 +0 days Countermeasure disclosed
11/06/2020 +1 days VulDB entry created
11/06/2020 +0 days VulDB last update

Sourcesinfoedit

Vendor: https://www.apple.com/

Advisory: HT211929
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2020-27950 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfoedit

Created: 11/06/2020 08:30 AM
Changes: (18) software_type vulnerability_cvss2_vuldb_av vulnerability_cvss2_vuldb_ac vulnerability_cvss2_vuldb_ci vulnerability_cvss2_vuldb_ii vulnerability_cvss2_vuldb_ai vulnerability_cvss2_vuldb_rl vulnerability_cvss2_vuldb_au vulnerability_cvss2_vuldb_e vulnerability_cvss3_vuldb_e vulnerability_cvss2_vuldb_basescore vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_basescore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore exploit_price_0day exploit_price_trend
Complete: 🔍

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