Apple iOS/iPadOS up to 13.2 access control

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5$5k-$25k0.00

A vulnerability has been found in Apple iOS and iPadOS up to 13.2 (Smartphone Operating System) and classified as critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in iOS 13.3 and iPadOS 13.3. An application may be able to execute arbitrary code with kernel privileges.

The weakness was shared 10/28/2020 as HT210785. It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2019-8841 since 02/18/2019. The exploitation appears to be easy. Attacking locally is a requirement. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/29/2020). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 13.3 eliminates this vulnerability.

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CVSSv3infoedit

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CVSSv2infoedit

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

NVD Base Score: 🔒

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-264
ATT&CK: T1068

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: 🔍

0-Day Time: 🔒

Upgrade: iOS/iPadOS 13.3

Timelineinfoedit

02/18/2019 CVE assigned
10/28/2020 +618 days Advisory disclosed
10/28/2020 +0 days VulDB entry created
11/29/2020 +32 days VulDB last update

Sourcesinfoedit

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

Advisory: HT210785
Status: Confirmed

CVE: CVE-2019-8841 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfoedit

Created: 10/28/2020 01:02 PM
Updated: 11/29/2020 11:10 AM
Changes: (16) vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
Complete: 🔍

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