Apple iOS/iPadOS up to 13.1.0 Sandbox exposure of resource

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability was found in Apple iOS and iPadOS up to 13.1.0 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown code block of the component Sandbox. The manipulation with an unknown input leads to a exposure of resource vulnerability. Using CWE to declare the problem leads to CWE-668. The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A logic issue applied the incorrect restrictions. This issue was addressed by updating the logic to apply the correct restrictions. This issue is fixed in iOS 13.1.1 and iPadOS 13.1.1. Third party app extensions may not receive the correct sandbox restrictions.

The weakness was published 09/27/2019 as HT210624 as confirmed security advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2019-8779 since 02/18/2019. The attack needs to be approached locally. The requirement for exploitation is a simple 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 09/15/2020). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Third party app extensions may not receive the correct sandbox restrictions

Upgrading to version 13.1.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The security advisory contains the following remark:

A logic issue applied the incorrect restrictions. This issue was addressed by updating the logic to apply the correct restrictions.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 10.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Exposure of resource
CWE: CWE-668 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍

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 13.1.1

Timelineinfo

02/18/2019 🔍
09/27/2019 +221 days 🔍
09/27/2019 +0 days 🔍
09/30/2019 +3 days 🔍
09/15/2020 +351 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210624
Status: Confirmed

CVE: CVE-2019-8779 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 09/30/2019 07:31
Updated: 09/15/2020 11:53
Changes: 09/30/2019 07:31 (62), 09/15/2020 11:53 (1)
Complete: 🔍

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