CVE-2005-2533
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote...
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
Exploit likelihood
What each source reports
NVD Score used
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
- Record
CVE-2005-2533- CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE ListNo score
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
- Record
CVE-2005-2533- Updated
- 2026-11-02
EUVDEUVD-2005-2534No score
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
- Record
EUVD-2005-2534- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q7pv-xr8p-6j5fNo score
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote...
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
- Record
GHSA-q7pv-xr8p-6j5f- Updated
- 2026-11-02
OSVNo score
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
- Record
CVE-2005-2533- Updated
- 2026-11-02
OSVDEBIAN-CVE-2005-2533No score
OpenVPN before 2.0.1, when running in "dev tap" Ethernet bridging mode, allows remote authenticated clients to cause a denial of service (memory exhaustion) via a flood of packets with a large number of spoofed MAC addresses.
- Record
DEBIAN-CVE-2005-2533- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-2533 is a low vulnerability (CVSS 2.1) in Openvpn, published August 24, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.68%, the 53rd percentile. Fixed in openvpn 2.0.2-1.