Apple Mac OS X up to 10.11.1 libexpat resource management

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

Summaryinfo

A vulnerability classified as problematic was found in Apple Mac OS X up to 10.11.1. This affects an unknown part of the component libexpat. Executing a manipulation can lead to resource management. This vulnerability is handled as CVE-2012-1148. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.11.1 (Operating System). It has been declared as problematic. This vulnerability affects an unknown function of the component libexpat. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability.

The weakness was released 12/08/2015 by Kurt Seifried as HT205637 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2012-1148 since 02/14/2012. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly 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 370347 (Apple iTunes Prior to 12.6 Multiple Vulnerabilities (APPLE-SA-2017-03-22-1) and (APPLE-SA-2017-03-22-2)).

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 databases at Tenable (69696), SecurityFocus (BID 52379†), Secunia (SA49504†) and Vulnerability Center (SBV-55137†). Entries connected to this vulnerability are available at VDB-10933, VDB-10938, VDB-50128 and VDB-61176. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
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

02/14/2012 🔍
03/09/2012 +24 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: Kurt Seifried
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-1148 (🔍)
GCVE (CVE): GCVE-0-2012-1148
GCVE (VulDB): GCVE-100-79576

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 52379 - Expat XML Parsing Multiple Remote Denial of Service Vulnerabilities
Secunia: 49504 - Red Hat update for expat, Moderately Critical
SecurityTracker: 1034344
Vulnerability Center: 55137 - Apple MacOS X <10.11.2 Remote DoS Vulnerability due to an Issue in Expat - CVE-2012-1148, Medium

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

Entryinfo

Created: 12/09/2015 14:05
Updated: 06/29/2022 15:22
Changes: 12/09/2015 14:05 (80), 05/14/2018 09:21 (7), 06/29/2022 15:22 (4)
Complete: 🔍
Cache ID: 216::103

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