Apple Mac OS X up to 10.6.4 null pointer dereference

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Mac OS X up to 10.6.4. It has been classified as problematic. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in null pointer dereference. This vulnerability was named CVE-2011-1132. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple Mac OS X up to 10.6.4 (Operating System). This affects an unknown code block. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

The IPv6 implementation in the kernel in Apple Mac OS X before 10.6.8 allows local users to cause a denial of service (NULL pointer dereference and reboot) via vectors involving socket options.

The weakness was presented 06/24/2011 as HT4723 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2011-1132 since 03/02/2011. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 55416 (Mac OS X 10.6.x < 10.6.8 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119352 (Apple Mac OS X v10.6.8 and Security Update 2011-004 Not Installed (APPLE-SA-2011-06-23-1)).

Upgrading to version 10.6.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (68218), Tenable (55416), SecurityFocus (BID 48422†) and Vulnerability Center (SBV-32007†). See VDB-4323, VDB-4377, VDB-9918 and VDB-55470 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Support

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 55416
Nessus Name: Mac OS X 10.6.x < 10.6.8 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902466
OpenVAS Name: Mac OS X v10.6.8 Multiple Vulnerabilities (2011-004)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mac OS X 10.6.5

Timelineinfo

03/02/2011 🔍
06/23/2011 +113 days 🔍
06/23/2011 +0 days 🔍
06/24/2011 +1 days 🔍
06/24/2011 +0 days 🔍
06/26/2011 +2 days 🔍
03/23/2015 +1366 days 🔍
11/13/2021 +2427 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT4723
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-1132 (🔍)
GCVE (CVE): GCVE-0-2011-1132
GCVE (VulDB): GCVE-100-57783
X-Force: 68218
SecurityFocus: 48422 - Apple Mac OS X IPV6 Socket Options (CVE-2010-1132) Denial of Service Vulnerability
Vulnerability Center: 32007 - Apple Mac OS X before 10.6.8 Local DoS Vulnerability via Vectors Involving Socket Options, Medium

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

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/13/2021 14:20
Changes: 03/23/2015 16:50 (62), 03/24/2017 18:35 (11), 11/13/2021 14:20 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!