dne2000.sys in Citrix Deterministic Network Enhancer (DNE) 2.21.7.233 through…
Priority LOW 34CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- 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-264.
Summary
dne2000.sys in Citrix Deterministic Network Enhancer (DNE) 2.21.7.233 through 3.21.7.17464, as used in (1) Cisco VPN Client, (2) Blue Coat WinProxy, and (3) SafeNet SoftRemote and HighAssurance Remote, allows local users to gain privileges via a crafted DNE_IOCTL DeviceIoControl request to the \\.\DNE device interface.
Why it matters now
EPSS 0.0112 66th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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 · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:citrix:deterministic_network_enhancer:2.21.7.223:*:*:*:*:*:*:* | 2.21.7.223 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:deterministic_network_enhancer:3.21.7.17464:*:*:*:*:*:*:* | 3.21.7.17464 | Vulnerable | Citrix |
| cpe:2.3:a:bluecoat:winproxy:*:*:*:*:*:*:*:* | all versions | Running on | Bluecoat |
| cpe:2.3:a:cisco:vpn_client:*:*:*:*:*:*:*:* | all versions | Running on | Cisco |
| cpe:2.3:a:safenet:highassurance_remote:*:*:*:*:*:*:*:* | all versions | Running on | Safenet |
| cpe:2.3:a:safenet:softremote_vpn_client:*:*:*:*:*:*:*:* | all versions | Running on | Safenet |
- cpe:2.3:a:citrix:deterministic_network_enhancer:2.21.7.223:*:*:*:*:*:*:* Versions 2.21.7.223 Vulnerable ·Citrix
- cpe:2.3:a:citrix:deterministic_network_enhancer:3.21.7.17464:*:*:*:*:*:*:* Versions 3.21.7.17464 Vulnerable ·Citrix
- cpe:2.3:a:bluecoat:winproxy:*:*:*:*:*:*:*:* Versions all versions Running on ·Bluecoat
- cpe:2.3:a:cisco:vpn_client:*:*:*:*:*:*:*:* Versions all versions Running on ·Cisco
- cpe:2.3:a:safenet:highassurance_remote:*:*:*:*:*:*:*:* Versions all versions Running on ·Safenet
- cpe:2.3:a:safenet:softremote_vpn_client:*:*:*:*:*:*:*:* Versions all versions Running on ·Safenet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-5121
- 2026-10-03 Alias added: GHSA-928c-9c6q-76w6
References
Sources
- CVE-2008-5121 · CVE Program
- CVE-2008-5121 · NVD
- FIRST EPSS
- GHSA-928c-9c6q-76w6 · GitHub Advisory Database · CC BY 4.0
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