Apple Mac OS X up to 10.11.1 libexpat resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in Apple Mac OS X up to 10.11.1 (Operating System) and classified as problematic. Affected by this issue is an unknown code block of the component libexpat. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability.

The weakness was shared 12/08/2015 by Vincent Danen as HT205637 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is handled as CVE-2012-0876 since 01/19/2012. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The advisory points out:

Multiple vulnerabilities existed in expat version prior to 2.1.0. These were addressed by updating expat to versions 2.1.0.

The vulnerability scanner Nessus provides a plugin with the ID 69696 (Amazon Linux AMI : expat (ALAS-2012-89)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350658 (Amazon Linux Security Advisory for expat: ALAS-2012-089).

Upgrading to version 10.11.2 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 (69696). The entries 10933, 10938, 61176 and 61175 are related to this item.

Productinfo

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 69696
Nessus Name: Amazon Linux AMI : expat (ALAS-2012-89)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 71503
OpenVAS Name: Debian Security Advisory DSA 2525-1 (expat)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.11.2

Timelineinfo

01/19/2012 🔍
03/09/2012 +50 days 🔍
03/09/2012 +0 days 🔍
06/14/2012 +97 days 🔍
07/03/2012 +19 days 🔍
09/04/2013 +428 days 🔍
12/08/2015 +825 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/10/2015 +1 days 🔍
06/29/2022 +2393 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205637
Researcher: Vincent Danen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-0876 (🔍)
OVAL: 🔍
IAVM: 🔍

Vulnerability Center: 55134 - Apple MacOS X <10.11.2 Remote DoS Vulnerability due to an Issue in Expat - CVE-2012-0876, Medium
SecurityFocus: 52379
Secunia: 49504 - Red Hat update for expat, Moderately Critical

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

Entryinfo

Created: 12/09/2015 14:05
Updated: 06/29/2022 15:09
Changes: 12/09/2015 14:05 (79), 05/14/2018 09:19 (7), 06/29/2022 15:09 (3)
Complete: 🔍

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