Home/CVE/Cisco Catalyst 5000 series switches 6.1(2) and earlier will forward an 802.1x frame on a Spanning Tree Protocol (STP) bl
CVE

CVE-2001-0429

Cisco Catalyst 5000 series switches 6.1(2) and earlier will forward an 802.1x frame on a Spanning Tree Protocol (STP) bl

Cisco Catalyst 5000 series switches 6.1(2) and earlier will forward an 802.1x frame on a Spanning Tree Protocol (STP) blocked port, which causes a network storm and a denial of service.

MEDIUM · CVSS 5 EPSS 0.00503
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
cisco catosall versions
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Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published to NVD02 Jul 2001 · 04:00 AM
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References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.ciac.org/ciac/bulletins/l-072.shtml
http://www.cisco.com/warp/public/707/cat5k-8021x-vuln-pub.shtmlPatchVendor Advisory
http://www.securityfocus.com/bid/2604PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6379
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