Citrix XenApp 6.5.0.0 XML Service Interface memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.6$0-$5k0.00

A vulnerability, which was classified as critical, was found in Citrix XenApp 6.5.0.0 (Connectivity Software). This affects an unknown code block of the component XML Service Interface. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The XML Service interface in Citrix XenApp 6.5 and 6.5 Feature Pack 1 allows remote attackers to execute arbitrary code via unspecified vectors.

The bug was discovered 12/11/2012. The weakness was released 12/11/2012 with Citrix as CTX135066 as confirmed posting (Website). It is possible to read the advisory at support.citrix.com. The public release was coordinated with Citrix. This vulnerability is uniquely identified as CVE-2012-5161 since 09/25/2012. The exploitability is told to be difficult. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 63339 (Citrix XenApp XML Service Interface Crafted Packet Parsing Remote Code Execution (CTX135066)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Applying the patch XA650W2K8R2X64R01 is able to eliminate this problem. The bugfix is ready for download at support.citrix.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (80627) and Tenable (63339).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 8.6

VulDB Base Score: 9.9
VulDB Temp Score: 8.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 63339
Nessus Name: Citrix XenApp XML Service Interface Crafted Packet Parsing Remote Code Execution (CTX135066)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: XA650W2K8R2X64R01

Timelineinfo

09/25/2012 🔍
12/11/2012 +77 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/11/2012 +0 days 🔍
12/12/2012 +1 days 🔍
12/12/2012 +0 days 🔍
12/14/2012 +2 days 🔍
12/26/2012 +12 days 🔍
12/26/2012 +0 days 🔍
12/27/2012 +1 days 🔍
04/20/2021 +3036 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: CTX135066
Organization: Citrix
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-5161 (🔍)
IAVM: 🔍

X-Force: 80627 - Citrix XenApp XML code execution, High Risk
SecurityTracker: 1027868 - Citrix XenApp XML Service Interface Bug Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 37830 - Citrix XenApp 6.5 and 6.5 Feature Pack 1 XML Service Interface Allows Remote Code Execution, High
SecurityFocus: 56907 - Citrix XenApp XML Service Interface CVE-2012-5161 Remote Code Execution Vulnerability
Secunia: 51538 - Citrix XenApp XML Service Interface Code Execution Vulnerability, Moderately Critical
OSVDB: 88368

Entryinfo

Created: 12/14/2012 18:54
Updated: 04/20/2021 10:49
Changes: 12/14/2012 18:54 (85), 04/23/2017 13:46 (5), 04/20/2021 10:49 (3)
Complete: 🔍
Committer: olku

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