Vulnerability Details : CVE-2011-2882
Public exploit exists!
Stack-based buffer overflow in the NSEPA.NsepaCtrl.1 ActiveX control in nsepa.ocx in Citrix Access Gateway Enterprise Edition 8.1 before 8.1-67.7, 9.0 before 9.0-70.5, and 9.1 before 9.1-96.4 allows remote attackers to execute arbitrary code via crafted HTTP header data.
Vulnerability category: OverflowExecute code
Products affected by CVE-2011-2882
- cpe:2.3:a:citrix:access_gateway:9.1:*:enterprise:*:*:*:*:*
- cpe:2.3:a:citrix:access_gateway:9.0:*:enterprise:*:*:*:*:*
- cpe:2.3:a:citrix:access_gateway:8.1:*:enterprise:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-2882
96.81%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less
Metasploit modules for CVE-2011-2882
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Citrix Gateway ActiveX Control Stack Based Buffer Overflow Vulnerability
Disclosure Date: 2011-07-14First seen: 2020-04-26exploit/windows/browser/citrix_gateway_actxThis module exploits a stack based buffer overflow in the Citrix Gateway ActiveX control. Exploitation of this vulnerability requires user interaction. The victim must click a button in a dialog to begin a scan. This is typical interaction that users should be accu
CVSS scores for CVE-2011-2882
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST |
CWE ids for CVE-2011-2882
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The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-2882
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http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=929
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http://securityreason.com/securityalert/8358
Citrix Gateway ActiveX Control Stack Based Buffer Overflow Vulnerability - CXSecurity.com
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