Heap-based buffer overflow in the StartEpa method in the nsepacom ActiveX control…
Priority MEDIUM 56CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.14857 96th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:citrix:access_gateway_plug-in:9.0:*:*:*:enterprise:windows:*:* | 9.0 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:access_gateway_plug-in:9.1:*:*:*:enterprise:windows:*:* | 9.1 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:access_gateway_plug-in:9.2:*:*:*:enterprise:windows:*:* | 9.2 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:access_gateway_plug-in:9.3:*:*:*:enterprise:windows:*:* | 9.3 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:access_gateway_plug-in:10.0:*:*:*:enterprise:windows:*:* | 10.0 | Vulnerable | Citrix |
- cpe:2.3:a:citrix:access_gateway_plug-in:9.0:*:*:*:enterprise:windows:*:* Versions 9.0 Vulnerable ·Citrix
- cpe:2.3:a:citrix:access_gateway_plug-in:9.1:*:*:*:enterprise:windows:*:* Versions 9.1 Vulnerable ·Citrix
- cpe:2.3:a:citrix:access_gateway_plug-in:9.2:*:*:*:enterprise:windows:*:* Versions 9.2 Vulnerable ·Citrix
- cpe:2.3:a:citrix:access_gateway_plug-in:9.3:*:*:*:enterprise:windows:*:* Versions 9.3 Vulnerable ·Citrix
- cpe:2.3:a:citrix:access_gateway_plug-in:10.0:*:*:*:enterprise:windows:*:* Versions 10.0 Vulnerable ·Citrix
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-2592
- 2026-10-03 Alias added: GHSA-68j8-3925-2xgx
References
More Citrix Access Gateway Plug-in vulnerabilities
- TI-2011-02256 Integer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2011-2592 · CVE Program
- CVE-2011-2592 · NVD
- FIRST EPSS
- GHSA-68j8-3925-2xgx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences