Apple iOS up to 5.1.1 libxml resource management

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple iOS up to 5.1.1. This vulnerability affects unknown code of the component libxml. Such manipulation leads to resource management. This vulnerability is referenced as CVE-2011-2834. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 5.1.1 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown functionality of the component libxml. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Double free vulnerability in libxml2, as used in Google Chrome before 14.0.835.163, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to XPath handling.

The weakness was published 09/19/2012 by Yang Dingning (kuzzcc) with NCNIPC as APPLE-SA-2012-09-19-1 as confirmed posting (Website). The advisory is available at prod.lists.apple.com. This vulnerability is handled as CVE-2011-2834 since 07/20/2011. The exploitation is known to be difficult. 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 vulnerability scanner Nessus provides a plugin with the ID 902629 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216039 (VMWare ESXi 4.0.0 Patch Release ESXi400-201209001 Missing (KB2019662)).

Upgrading to version 6.0 eliminates this vulnerability. The problem might be mitigated by replacing the product with Google Android as an alternative. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (69885), Tenable (902629), SecurityFocus (BID 49658†), OSVDB (75560†) and Secunia (SA46049†). Similar entries are available at VDB-4214, VDB-4462, VDB-4520 and VDB-4661. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 902629
Nessus File: 🔍
Nessus Risk: 🔍

OpenVAS ID: 70712
OpenVAS Name: Debian Security Advisory DSA 2394-1 (libxml2)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: iOS 6.0
Alternative: Google Android

Timelineinfo

07/20/2011 🔍
09/16/2011 +58 days 🔍
09/16/2011 +0 days 🔍
09/19/2011 +3 days 🔍
09/19/2011 +0 days 🔍
09/23/2011 +4 days 🔍
09/27/2011 +4 days 🔍
09/19/2012 +358 days 🔍
09/19/2012 +0 days 🔍
09/21/2012 +1 days 🔍
04/02/2017 +1654 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2012-09-19-1
Researcher: Yang Dingning (kuzzcc)
Organization: NCNIPC
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-2834 (🔍)
GCVE (CVE): GCVE-0-2011-2834
GCVE (VulDB): GCVE-100-6350

OVAL: 🔍
IAVM: 🔍

X-Force: 69885 - Google Chrome libxml XPath code execution, High Risk
SecurityFocus: 49658 - Google Chrome Prior to 14.0.835.163 Multiple Security Vulnerabilities
Secunia: 46049 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 75560
Vulnerability Center: 33338 - Google Chrome before 14.0.835.163 Remote DoS Vulnerability via Vectors Related to Xpath Handling, Critical

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 09/21/2012 13:45
Updated: 04/02/2017 13:53
Changes: 09/21/2012 13:45 (88), 04/02/2017 13:53 (7)
Complete: 🔍
Cache ID: 216:5EC:103

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