Apple Mac OS X up to 10.11.4 ImageIO null pointer dereference

CVSS Meta Temp Score
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8.0$0-$5k0.00

A vulnerability was found in Apple Mac OS X up to 10.11.4 (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown function of the component ImageIO. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

ImageIO in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted image.

The weakness was released 05/16/2016 by Juwei Lin (moony li) with Google Project Zero as HT206567 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2016-1811 since 01/13/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The advisory points out:

A null pointer dereference was addressed through improved validation.

The vulnerability scanner Nessus provides a plugin with the ID 91311 (Apple TV < 9.2.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading to version 10.11.5 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 Tenable (91311). Entries connected to this vulnerability are available at 87425, 87434, 87435 and 87436.

Productinfo

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91311
Nessus Name: Apple TV < 9.2.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 November-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: Mac OS X 10.11.5

Timelineinfo

01/13/2016 🔍
05/16/2016 +124 days 🔍
05/16/2016 +0 days 🔍
05/16/2016 +0 days 🔍
05/18/2016 +2 days 🔍
05/20/2016 +2 days 🔍
05/24/2016 +4 days 🔍
08/19/2022 +2278 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206567
Researcher: Juwei Lin (moony li)
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1811 (🔍)
SecurityTracker: 1035890
SecurityFocus: 90694 - Apple Mac OS X/watchOS/iOS Multiple Security Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 05/18/2016 11:52
Updated: 08/19/2022 18:38
Changes: 05/18/2016 11:52 (56), 12/01/2018 23:38 (27), 08/19/2022 18:38 (3)
Complete: 🔍

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