Linux Foundation Xen up to 3.3.0 resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Linux Foundation Xen up to 3.3.0. This impacts an unknown function. Executing a manipulation can lead to resource management. This vulnerability is registered as CVE-2011-2901. No exploit is available.

Detailsinfo

A vulnerability was found in Linux Foundation Xen up to 3.3.0 (Virtualization Software). It has been declared as problematic. This vulnerability affects an unknown code block. 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. CVE summarizes:

Off-by-one error in the __addr_ok macro in Xen 3.3 and earlier allows local 64 bit PV guest administrators to cause a denial of service (host crash) via unspecified hypercalls that ignore virtual-address bits.

The weakness was published 10/01/2013 by Eugene Teo as Bug 728042 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2011-2901. The exploitation appears to be easy. Access to the local network is required for this attack. The requirement for exploitation is a single authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 70184 (GLSA-201309-24 : Xen: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119657 (CentOS Security Update for Kernel (CESA-2011:1212)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (69487), Tenable (70184), SecurityFocus (BID 49370†) and Vulnerability Center (SBV-33453†). Similar entries are available at VDB-7241, VDB-8178, VDB-63038 and VDB-63037. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.7
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70184
Nessus Name: GLSA-201309-24 : Xen: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 880995
OpenVAS Name: CentOS Update for kernel CESA-2011:1212 centos5 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/27/2011 🔍
08/30/2011 +34 days 🔍
08/30/2011 +0 days 🔍
10/05/2011 +36 days 🔍
09/28/2013 +724 days 🔍
10/01/2013 +3 days 🔍
10/01/2013 +0 days 🔍
03/24/2015 +539 days 🔍
01/08/2022 +2482 days 🔍

Sourcesinfo

Vendor: linuxfoundation.org

Advisory: Bug 728042
Researcher: Eugene Teo
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2901 (🔍)
GCVE (CVE): GCVE-0-2011-2901
GCVE (VulDB): GCVE-100-65140

OVAL: 🔍
IAVM: 🔍

X-Force: 69487
SecurityFocus: 49370 - Xen 'x86_64 __addr_ok()' Local Denial Of Service Vulnerability
Secunia: 55082
Vulnerability Center: 33453 - Xen 3.0-3.3.1 and 4.0 Local Denial of Service Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/08/2022 08:16
Changes: 03/24/2015 15:54 (66), 04/03/2017 17:44 (10), 01/08/2022 08:15 (5), 01/08/2022 08:16 (1)
Complete: 🔍
Cache ID: 216:9EC:103

Once again VulDB remains the best source for vulnerability data.

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