Apple iOS/iPadOS up to 14.8 Preferences state issue

CVSS Meta Temp Score
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CTI Interest Score
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5.1$5k-$25k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Apple iOS and iPadOS up to 14.8. Affected by this vulnerability is an unknown functionality of the component Preferences. Performing a manipulation results in state issue. This vulnerability is reported as CVE-2021-30854. The attack requires a local approach. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple iOS and iPadOS up to 14.8 (Smartphone Operating System). This affects an unknown code of the component Preferences. The manipulation with an unknown input leads to a state issue vulnerability. CWE is classifying the issue as CWE-371. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 09/20/2021 by Zhipeng Huo as HT212814 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2021-30854. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/21/2021). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A sandboxed process may be able to circumvent sandbox restrictions

Upgrading to version 15.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A logic issue was addressed with improved state management.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: State issue
CWE: CWE-371
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 15.0

Timelineinfo

04/13/2021 🔍
09/20/2021 +160 days 🔍
09/20/2021 +0 days 🔍
09/21/2021 +1 days 🔍
09/30/2021 +9 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212814
Researcher: Zhipeng Huo
Status: Confirmed

CVE: CVE-2021-30854 (🔍)
GCVE (CVE): GCVE-0-2021-30854
GCVE (VulDB): GCVE-100-183117
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 09/21/2021 11:40
Updated: 09/30/2021 15:52
Changes: 09/21/2021 11:40 (15), 09/21/2021 11:41 (4), 09/21/2021 11:44 (28), 09/30/2021 15:52 (1)
Complete: 🔍
Cache ID: 216::103

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