Oracle HTTP Server 11.1.1.6.0 ModSecurity resource management

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

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Oracle HTTP Server 11.1.1.6.0. This impacts an unknown function of the component ModSecurity. The manipulation leads to resource management. This vulnerability is listed as CVE-2012-0841. There is no available exploit. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Oracle HTTP Server 11.1.1.6.0 (Web Server) and classified as problematic. This issue affects an unknown functionality of the component ModSecurity. 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 summary by CVE is:

libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data.

The weakness was presented 04/16/2013 by Juraj Somorovsky as Oracle Critical Patch Update Advisory - April 2013 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2012-0841 since 01/19/2012. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 69659 (Amazon Linux AMI : libxml2 (ALAS-2012-52)), 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 216039 (VMWare ESXi 4.0.0 Patch Release ESXi400-201209001 Missing (KB2019662)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.gnome.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (69659), SecurityFocus (BID 52107†), Secunia (SA54886†) and SecurityTracker (ID 1026723†). zdnet.com is providing further details. See VDB-4214, VDB-4462, VDB-4520 and VDB-4661 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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

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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 69659
Nessus Name: Amazon Linux AMI : libxml2 (ALAS-2012-52)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 71143
OpenVAS Name: Debian Security Advisory DSA 2417-1 (libxml2)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: git.gnome.org

Timelineinfo

01/19/2012 🔍
02/21/2012 +33 days 🔍
02/22/2012 +1 days 🔍
12/21/2012 +303 days 🔍
04/16/2013 +116 days 🔍
04/16/2013 +0 days 🔍
04/17/2013 +1 days 🔍
09/04/2013 +140 days 🔍
09/19/2013 +15 days 🔍
04/29/2019 +2048 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2013
Researcher: Juraj Somorovsky
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-0841 (🔍)
GCVE (CVE): GCVE-0-2012-0841
GCVE (VulDB): GCVE-100-8303

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 52107 - libxml2 Hash Collision Denial Of Service Vulnerability
Secunia: 54886 - Apple iOS Multiple Vulnerabilities, Highly Critical
SecurityTracker: 1026723

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/17/2013 11:51
Updated: 04/29/2019 06:26
Changes: 04/17/2013 11:51 (84), 04/29/2019 06:26 (3)
Complete: 🔍
Cache ID: 216:8D8:103

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