Apple iOS up to 8.4.1 PluginKit input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple iOS up to 8.4.1. This vulnerability affects unknown code of the component PluginKit. Executing a manipulation can lead to input validation. This vulnerability is handled as CVE-2015-5837. There is not any exploit available. It is advisable to upgrade the affected component. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in Apple iOS up to 8.4.1 (Smartphone Operating System). This vulnerability affects an unknown functionality of the component PluginKit. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

PluginKit in Apple iOS before 9 allows attackers to bypass an intended app-trust requirement and install arbitrary extensions via a crafted enterprise app.

The weakness was released 09/16/2015 by Zhaofeng Chen, Hui Xue and Tao Lenx Wei (beist) with FireEye, Inc. as HT205212 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2015-5837 since 08/06/2015. The attack can be initiated remotely. The successful exploitation needs a single authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 06/16/2022). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 9 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 76764†). Entries connected to this vulnerability are available at VDB-9015, VDB-68413, VDB-77828 and VDB-77762. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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 9

Timelineinfo

08/06/2015 🔍
09/16/2015 +41 days 🔍
09/16/2015 +0 days 🔍
09/16/2015 +0 days 🔍
09/18/2015 +2 days 🔍
09/18/2015 +0 days 🔍
06/16/2022 +2463 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205212
Researcher: Zhaofeng Chen, Hui Xue, Tao Lenx Wei (beist)
Organization: FireEye, Inc.
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5837 (🔍)
GCVE (CVE): GCVE-0-2015-5837
GCVE (VulDB): GCVE-100-77806
SecurityFocus: 76764 - Apple iOS APPLE-SA-2015-09-16-1 Multiple Security Vulnerabilities
SecurityTracker: 1033609

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 09/18/2015 01:09 PM
Updated: 06/16/2022 09:00 AM
Changes: 09/18/2015 01:09 PM (49), 12/25/2017 12:32 PM (15), 06/16/2022 09:00 AM (3)
Complete: 🔍
Cache ID: 244:EA0:40

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