Apple Mac OS X 10.9.5 IOKit IntelAccelerator null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Mac OS X 10.9.5. It has been classified as problematic. Affected is an unknown function of the component IOKit IntelAccelerator. This manipulation causes null pointer dereference. This vulnerability is registered as CVE-2014-4486. Furthermore, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic was found in Apple Mac OS X 10.9.5 (Operating System). Affected by this vulnerability is an unknown code block of the component IOKit IntelAccelerator. 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 availability.

The weakness was published 01/21/2015 with Google as 135 (Website). It is possible to read the advisory at code.google.com. This vulnerability is known as CVE-2014-4486 since 06/20/2014. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Google Security Research and been published even before and not after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 92 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 81145 (Apple TV < 7.0.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123193 (Apple Mac OS X v10.10.2 and Security Update 2015-001 Not Installed (APPLE-SA-2015-01-27-4)).

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (100218), Exploit-DB (35848), Tenable (81145), OSVDB (117247†) and SecurityTracker (ID 1031625†). Additional details are provided at packetstormsecurity.com. Similar entries are available at VDB-67778, VDB-68077, VDB-68232 and VDB-68339. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.2
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

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Nessus ID: 81145
Nessus Name: Apple TV < 7.0.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/20/2014 🔍
10/21/2014 +123 days 🔍
01/20/2015 +91 days 🔍
01/20/2015 +0 days 🔍
01/21/2015 +1 days 🔍
01/24/2015 +3 days 🔍
01/25/2015 +1 days 🔍
01/30/2015 +5 days 🔍
12/15/2024 +3607 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: 135
Organization: Google
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-4486 (🔍)
GCVE (CVE): GCVE-0-2014-4486
GCVE (VulDB): GCVE-100-68815
X-Force: 100218 - Apple Mac OS X IOKit IntelAccelerator denial of service, Medium Risk
SecurityFocus: 70273
OSVDB: 117247
SecurityTracker: 1031625 - Apple OS X Null Pointer Dereference in IOKit IntelAccelerator Lets Local Users Gain Elevated Privileges

scip Labs: https://www.scip.ch/en/?labs.20150108
Misc.: 🔍
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Entryinfo

Created: 01/25/2015 23:23
Updated: 12/15/2024 20:48
Changes: 01/25/2015 23:23 (63), 07/09/2017 08:14 (13), 03/05/2022 20:03 (3), 03/05/2022 20:11 (2), 12/15/2024 20:48 (20)
Complete: 🔍
Cache ID: 216:60C:103

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