VAR-201406-0006
Vulnerability from variot - Updated: 2025-04-13 23:29Heap-based buffer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in Citrix Access Gateway Enterprise Edition Plug-in for Windows 9.x before 9.3-57.5 and 10.0 before 10.0-69.4 allows remote attackers to execute arbitrary code via a long CSEC HTTP response header. Citrix Access Gateway is a universal SSL VPN device. Attackers can exploit the vulnerability. Performing a heap-based buffer overflow may execute arbitrary code in the application context. Failed exploit attempts will likely result in denial-of-service conditions. that provides secure access to virtual desktops and applications.
NOTE: Other versions may also be affected.
Successful exploitation allows execution of arbitrary code.
====================================================================== 5) Solution
No official solution is currently available.
====================================================================== 6) Time Table
19/07/2011 - Vendor notified. 21/07/2011 - Vendor response. 20/01/2012 - Requested status update. 08/02/2012 - Vendor response, fix not scheduled. 09/05/2012 - Requested status update. 09/05/2012 - Vendor response, fix scheduled for June. 03/07/2012 - Requested status update. 21/07/2012 - Vendor response, fix delayed. 01/08/2012 - Public disclosure.
====================================================================== 7) Credits
Discovered by Dmitriy Pletnev, Secunia Research.
====================================================================== 8) References
The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2011-2592 for the vulnerability.
====================================================================== 9) About Secunia
Secunia offers vulnerability management solutions to corporate customers with verified and reliable vulnerability intelligence relevant to their specific system configuration:
http://secunia.com/advisories/business_solutions/
Secunia also provides a publicly accessible and comprehensive advisory database as a service to the security community and private individuals, who are interested in or concerned about IT-security.
http://secunia.com/advisories/
Secunia believes that it is important to support the community and to do active vulnerability research in order to aid improving the security and reliability of software in general:
http://secunia.com/secunia_research/
Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions:
http://secunia.com/corporate/jobs/
Secunia offers a FREE mailing list called Secunia Security Advisories:
http://secunia.com/advisories/mailing_lists/
====================================================================== 10) Verification
Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2012-27/
Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/
======================================================================
. ----------------------------------------------------------------------
We are millions! Join us to protect all Pc's Worldwide.
The vulnerabilities are confirmed in version 9.3.49.5.
ORIGINAL ADVISORY: Secunia Research: http://secunia.com/secunia_research/2012-26/ http://secunia.com/secunia_research/2012-27/
OTHER REFERENCES: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/
DEEP LINKS: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/
EXTENDED DESCRIPTION: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/
EXTENDED SOLUTION: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/
EXPLOIT: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/
About: This Advisory was delivered by Secunia as a free service to help private users keeping their systems up to date against the latest vulnerabilities.
Subscribe: http://secunia.com/advisories/secunia_security_advisories/
Definitions: (Criticality, Where etc.) http://secunia.com/advisories/about_secunia_advisories/
Please Note: Secunia recommends that you verify all advisories you receive by clicking the link. Secunia NEVER sends attached files with advisories. Secunia does not advise people to install third party patches, only use those supplied by the vendor.
Unsubscribe: Secunia Security Advisories http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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