CVE-2005-1942
Cisco switches that support 802.1x security allow remote attackers to bypass port security and...
Cisco switches that support 802.1x security allow remote attackers to bypass port security and gain access to the VLAN via spoofed Cisco Discovery Protocol (CDP) messages.
Exploit likelihood
What each source reports
NVD Score used
Cisco switches that support 802.1x security allow remote attackers to bypass port security and gain access to the VLAN via spoofed Cisco Discovery Protocol (CDP) messages.
- Record
CVE-2005-1942- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Cisco switches that support 802.1x security allow remote attackers to bypass port security and gain access to the VLAN via spoofed Cisco Discovery Protocol (CDP) messages.
- Record
CVE-2005-1942- Updated
- 2026-11-02
EUVDEUVD-2005-1944 No score
Cisco switches that support 802.1x security allow remote attackers to bypass port security and gain access to the VLAN via spoofed Cisco Discovery Protocol (CDP) messages.
- Record
EUVD-2005-1944- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-59rv-frvf-vhmx No score
Cisco switches that support 802.1x security allow remote attackers to bypass port security and...
Cisco switches that support 802.1x security allow remote attackers to bypass port security and gain access to the VLAN via spoofed Cisco Discovery Protocol (CDP) messages.
- Record
GHSA-59rv-frvf-vhmx- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-1942 is a high vulnerability (CVSS 7.5) in Cisco Catalyst, published June 10, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. No source names a fixed version.
References
securitytracker.com/alerts/2005/Jun/1014135.html
cisco.com/warp/public/707/cisco-sn-20050608-8021x.shtml
fishnetsecurity.com/csirt/disclosure/cisco/Cisco+802.1x+Advisory.pdf
marc.info?l=bugtraq&m=111842833009771&w=2
exchange.xforce.ibmcloud.com/vulnerabilities/20939
nvd.nist.gov/vuln/detail/CVE-2005-1942
github.com/advisories/GHSA-59rv-frvf-vhmx