Citrix XenClient 2.1.2/3.0.0/3.1.3 NDVM Connection privileges management

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7$0-$5k0.09

Summaryinfo

A vulnerability was found in Citrix XenClient 2.1.2/3.0.0/3.1.3. It has been classified as critical. Affected by this issue is some unknown functionality of the component NDVM Connection Handler. This manipulation causes privileges management. The identification of this vulnerability is CVE-2013-2601. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Citrix XenClient 2.1.2/3.0.0/3.1.3 (Connectivity Software). Affected by this vulnerability is an unknown code block of the component NDVM Connection Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

The NDVM in Citrix XenClient XT before 2.1.3 and 3.x before 3.1.4 allows remote attackers to execute arbitrary commands by using the UIVM to create a network connection.

The weakness was shared 08/28/2013 as CTX138633 as confirmed bulletin (Website). It is possible to read the advisory at support.citrix.com. This vulnerability is known as CVE-2013-2601 since 03/15/2013. The attack can be launched remotely. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 3.1.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (86967), OSVDB (96749†) and Secunia (SA54625†). The entry VDB-64911 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.4
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: XenClient 3.1.4

Timelineinfo

03/15/2013 🔍
08/28/2013 +166 days 🔍
08/28/2013 +0 days 🔍
09/03/2013 +6 days 🔍
09/12/2013 +9 days 🔍
09/24/2013 +12 days 🔍
05/08/2018 +1687 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: CTX138633
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-2601 (🔍)
GCVE (CVE): GCVE-0-2013-2601
GCVE (VulDB): GCVE-100-10099
X-Force: 86967 - Citrix XenClient UIVM command execution, High Risk
Secunia: 54625 - Citrix XenClient XT Multiple Vulnerabilities, Moderately Critical
OSVDB: 96749

See also: 🔍

Entryinfo

Created: 09/03/2013 14:37
Updated: 05/08/2018 09:03
Changes: 09/03/2013 14:37 (58), 05/08/2018 09:03 (7)
Complete: 🔍
Committer: olku
Cache ID: 216:7AB:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!