Citrix Xen up to 4.2.1 AMD IOMMU denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Citrix Xen up to 4.2.1. This impacts an unknown function of the component AMD IOMMU. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2013-0153. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Citrix Xen up to 4.2.1 (Connectivity Software). This affects an unknown code of the component AMD IOMMU. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

The AMD IOMMU support in Xen 4.2.x, 4.1.x, 3.3, and other versions, when using AMD-Vi for PCI passthrough, uses the same interrupt remapping table for the host and all guests, which allows guests to cause a denial of service by injecting an interrupt into other guests.

The weakness was shared 02/05/2013 as confirmed mailinglist post (Website). It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2013-0153 since 12/06/2012. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 68826 (Oracle Linux 5 : kernel (ELSA-2013-0847)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370047 (Citrix XenServer Security Update (CTX136540)).

Upgrading to version 4.1.3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (81831), Tenable (68826), SecurityFocus (BID 57745†), OSVDB (89867†) and Secunia (SA51881†). The entries VDB-7602, VDB-7603, VDB-7604 and VDB-7605 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.4

VulDB Base Score: 6.2
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68826
Nessus Name: Oracle Linux 5 : kernel (ELSA-2013-0847)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892636
OpenVAS Name: Debian Security Advisory DSA 2636-2 (xen - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Xen 4.1.3

Timelineinfo

12/06/2012 🔍
02/05/2013 +61 days 🔍
02/05/2013 +0 days 🔍
02/05/2013 +0 days 🔍
02/05/2013 +0 days 🔍
02/05/2013 +0 days 🔍
02/08/2013 +3 days 🔍
02/14/2013 +6 days 🔍
03/02/2013 +16 days 🔍
04/09/2013 +38 days 🔍
07/12/2013 +94 days 🔍
05/04/2021 +2853 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: openwall.com
Status: Confirmed

CVE: CVE-2013-0153 (🔍)
GCVE (CVE): GCVE-0-2013-0153
GCVE (VulDB): GCVE-100-7599

OVAL: 🔍

X-Force: 81831 - Xen AMD IOMMU denial of service, Medium Risk
SecurityFocus: 57745 - Xen AMD IOMMU CVE-2013-0153 Local Denial of Service Vulnerability
Secunia: 51881 - Xen Interrupt Remap Handling Denial of Service Vulnerability, Not Critical
OSVDB: 89867
SecurityTracker: 1028234 - Xen AMD IOMMU Interrupt Remapping Table Bugs Let Local Guest Systems Deny Service
Vulnerability Center: 39045 - XenSource Xen and Citrix XenServer Local Denial of Service When Using AMD-Vi for PCI Passthrough, Medium

See also: 🔍

Entryinfo

Created: 02/08/2013 10:38
Updated: 05/04/2021 14:25
Changes: 02/08/2013 10:38 (83), 04/26/2017 23:49 (6), 05/04/2021 14:25 (3)
Complete: 🔍
Committer: olku
Cache ID: 216:A1E:103

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