Apple iOS up to 6.1.4 mach_port_space_info API iin_collision information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability was found in Apple iOS up to 6.1.4 (Smartphone Operating System). It has been declared as critical. This vulnerability affects an unknown code block of the component mach_port_space_info API. The manipulation of the argument iin_collision with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

The mach_port_space_info function in osfmk/ipc/mach_debug.c in the XNU kernel in Apple Mac OS X 10.8.x does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory via a crafted call.

The weakness was published 09/18/2013 by Stefan Esser as APPLE-SA-2013-09-18-2 iOS 7 as confirmed mailinglist post (Website). The advisory is available at prod.lists.apple.com. This vulnerability was named CVE-2013-3953 since 06/05/2013. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/25/2021). It is expected to see the exploit prices for this product increasing in the near future.This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 70257 (Apple TV < 6.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc..

Upgrading to version iOS 7.0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (84811) and Tenable (70257). Additional details are provided at zdnet.com. Similar entries are available at 8559, 8792, 8797 and 8796.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70257
Nessus Name: Apple TV < 6.0 Multiple Vulnerabilities
Nessus File: 🔍
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Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: iOS iOS 7.0

Timelineinfo

06/05/2013 🔍
06/05/2013 +0 days 🔍
06/05/2013 +0 days 🔍
09/18/2013 +105 days 🔍
09/18/2013 +0 days 🔍
09/20/2013 +1 days 🔍
01/01/2014 +103 days 🔍
05/25/2021 +2701 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2013-09-18-2 iOS 7
Researcher: Stefan Esser
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-3953 (🔍)
X-Force: 84811
SecurityTracker: 1029054
Vulnerability Center: 42750 - Apple iOS <7 and Apple TV <6 Local Information Disclosure Vulnerability from Kernel Heap Memory, Medium

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

Entryinfo

Created: 09/20/2013 10:34
Updated: 05/25/2021 09:31
Changes: 09/20/2013 10:34 (51), 05/18/2017 17:41 (20), 05/25/2021 09:29 (3), 05/25/2021 09:31 (1)
Complete: 🔍

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