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CVE-2011-2592
Heap-based buffer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in Citrix Access Gateway Enterprise Edition…
High9.3EPSS 14.9%
- Published
- Updated
- Reserved
- Assigned by
- flexera
Description
Heap-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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 14.9% · top 3.3% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Weakness
Affected products
n/a
- affected n/a
References (5)
- 20120731 Secunia Research: Citrix Access Gateway Plug-in for Windows nsepacom ActiveX Control Buffer Overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 84433 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- citrix-activex-control-bo(77316) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://secunia.com/secunia_research/2012-27 (opens in a new tab)x_refsource_MISCx_transferred
- http://support.citrix.com/article/CTX134303 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .