Apple iOS up to 9.0 Graphics Driver type confusion

CVSS Meta Temp Score
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CTI Interest Score
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7.0$5k-$25k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Apple iOS up to 9.0. Affected is an unknown function of the component Graphics Driver. Executing a manipulation can lead to type confusion. This vulnerability appears as CVE-2015-6986. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iOS up to 9.0 (Smartphone Operating System). It has been declared as critical. This vulnerability affects an unknown code block of the component Graphics Driver. The manipulation with an unknown input leads to a type confusion vulnerability. The CWE definition for the vulnerability is CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

com.apple.driver.AppleVXD393 in the Graphics Driver subsystem in Apple iOS before 9.1 allows attackers to execute arbitrary code via a crafted app that leverages an unspecified "type confusion."

The weakness was presented 10/21/2015 by William Redwood (Proteas) with Qihoo 360 as HT205370 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2015-6986 since 09/16/2015. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The advisory points out:

A type confusion issue existed in AppleVXD393. This issue was addressed through improved memory handling.

Upgrading to version 9.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 77268†) and Vulnerability Center (SBV-53835†). See VDB-78724, VDB-78725, VDB-78727 and VDB-78728 for similar entries. 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: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Type confusion
CWE: CWE-843
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 9.1

Timelineinfo

09/16/2015 🔍
10/21/2015 +35 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
10/22/2015 +1 days 🔍
10/22/2015 +0 days 🔍
10/23/2015 +1 days 🔍
06/24/2022 +2436 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205370
Researcher: William Redwood (Proteas)
Organization: Qihoo 360
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6986 (🔍)
GCVE (CVE): GCVE-0-2015-6986
GCVE (VulDB): GCVE-100-78748
SecurityFocus: 77268 - Apple iOS APPLE-SA-2015-10-21-1 Multiple Security Vulnerabilities
SecurityTracker: 1033929
Vulnerability Center: 53835 - Apple iOS <9.1 Remote Code Execution in Graphics Driver, Medium

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

Entryinfo

Created: 10/22/2015 11:11
Updated: 06/24/2022 04:57
Changes: 10/22/2015 11:11 (64), 02/15/2018 11:22 (7), 06/24/2022 04:57 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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