XenSource Xen 4.4/4.5 Console xenmem_add_to_physmap_one access control

CVSS Meta Temp Score
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CTI Interest Score
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2.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in XenSource Xen 4.4/4.5. This vulnerability affects the function xenmem_add_to_physmap_one of the component Console. The manipulation results in access control. This vulnerability is known as CVE-2015-6654. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in XenSource Xen 4.4/4.5 (Virtualization Software). Affected is the function xenmem_add_to_physmap_one of the component Console. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on availability.

The weakness was published 09/01/2015 as XSA-141 as confirmed security advisory (Website). The advisory is shared for download at xenbits.xen.org. This vulnerability is traded as CVE-2015-6654 since 08/21/2015. The exploitability is told to be difficult. It is possible to launch the attack remotely. A authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 87288 (Debian DSA-3414-1 : xen - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175577 (Debian Security Update for xen (DSA 3414-1)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (105992), Tenable (87288), SecurityTracker (ID 1033438†) and Vulnerability Center (SBV-52402†). Similar entries are available at VDB-75144, VDB-78954, VDB-78955 and VDB-78956. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 2.7

VulDB Base Score: 3.1
VulDB Temp Score: 2.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87288
Nessus Name: Debian DSA-3414-1 : xen - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703414
OpenVAS Name: Debian Security Advisory DSA 3414-1 (xen - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

08/21/2015 🔍
09/01/2015 +11 days 🔍
09/01/2015 +0 days 🔍
09/01/2015 +0 days 🔍
09/01/2015 +0 days 🔍
09/02/2015 +1 days 🔍
09/02/2015 +0 days 🔍
09/03/2015 +1 days 🔍
06/13/2022 +2475 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: XSA-141
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6654 (🔍)
GCVE (CVE): GCVE-0-2015-6654
GCVE (VulDB): GCVE-100-77520

OVAL: 🔍

X-Force: 105992 - Xen printk denial of service
SecurityTracker: 1033438
Vulnerability Center: 52402 - Xen 4.4, 4.5 on ARM Remote DoS in xenmem_add_to_physmap_one, Medium

See also: 🔍

Entryinfo

Created: 09/02/2015 11:02
Updated: 06/13/2022 21:09
Changes: 09/02/2015 11:02 (67), 11/20/2017 12:20 (10), 06/13/2022 21:01 (3), 06/13/2022 21:09 (1)
Complete: 🔍
Cache ID: 216:591:103

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