CVE-2008-3493
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of...
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of service (application crash) via a crafted frame buffer update packet.
Exploit likelihood
What each source reports
NVD Score used
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of service (application crash) via a crafted frame buffer update packet.
- Record
CVE-2008-3493- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of service (application crash) via a crafted frame buffer update packet.
- Record
CVE-2008-3493- Updated
- 2026-11-02
EUVDEUVD-2008-3479 No score
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of service (application crash) via a crafted frame buffer update packet.
- Record
EUVD-2008-3479- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h2jf-52qm-348c No score
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of...
vncviewer.exe in RealVNC Windows Client 4.1.2.0 allows remote VNC servers to cause a denial of service (application crash) via a crafted frame buffer update packet.
- Record
GHSA-h2jf-52qm-348c- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | RealVNC Windows Client 4.1.2 - Remote Denial of Service Crash (PoC) | 2008-08-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2008-3493 is a medium vulnerability (CVSS 5.0) in Realvnc Windows Client, published August 6, 2008. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 5.63%, the 92nd percentile. No source names a fixed version.