Vulnerability record · CVE-2005-4258 · published 15 December 2005
CVE-2005-4258: Cisco catalyst vulnerability
Cisco · Catalyst
Unspecified Cisco Catalyst Switches allow remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LanD). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.
Description
Unspecified Cisco Catalyst Switches allow remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LanD). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.
AV:N/AC:L/Au:N/C:N/I:N/A:C
Affected products
71 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
Track CVE-2005-4258 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
Source: NIST National Vulnerability Database (record CVE-2005-4258), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.