Citrix Xen up to 4.2.1 AMD IOMMU denial of service

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

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. This is going to have an impact on availability.

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 attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

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 SecurityFocus (BID 57745), X-Force (81831), Secunia (SA51881), SecurityTracker (ID 1028234) and Vulnerability Center (SBV-39045). The entries 7602, 7603, 7604 and 7605 are related to this item.

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

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

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68826
Nessus Name: Oracle Linux 5 : kernel (ELSA-2013-0847)
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OpenVAS ID: 892636
OpenVAS Name: Debian Security Advisory DSA 2636-2 (xen - several vulnerabilities
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Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

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Upgrade: Xen 4.1.3

Timelineinfoedit

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 🔍
12/26/2016 +1263 days 🔍
04/26/2017 +121 days 🔍

Sourcesinfoedit

Vendor: https://www.citrix.com/

Advisory: openwall.com
Status: Confirmed

CVE: CVE-2013-0153 (🔍)
OVAL: 🔍

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
X-Force: 81831 - Xen AMD IOMMU denial of service, Medium Risk
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
OSVDB: 89867

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Entryinfoedit

Created: 02/08/2013 10:38 AM
Updated: 04/26/2017 11:49 PM
Changes: (6) source_oval_id source_secunia_date source_securityfocus_date source_securityfocus_class source_sectracker_date source_sectracker_cause
Complete: 🔍
Committer: olku

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