{"id":"CVE-2005-4276","url":"https://www.cyber-defence.io/tools/cve/CVE-2005-4276","generatedAt":"2026-10-27T17:30:46.328Z","title":"Westell Versalink 327W allows 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).","description":"Westell Versalink 327W allows 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 third party information.","published":"2005-12-16T11:03:00.000Z","lastModified":"2026-06-16T22:18:30.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.8,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},"cwe":[],"affected":["westell/versalink"],"epss":{"score":0.02496,"percentile":0.84568,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2005-12-14","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":26834,"kind":"exploit","title":"Westell Versalink 327W - LanD Packet Denial of Service","url":"https://www.exploit-db.com/exploits/26834","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/hardware/dos/26834.txt","file":"exploits/hardware/dos/26834.txt","published":"2005-12-14","added":"2005-12-14","updated":"2013-07-15","author":"Justin M. Wray","type":"dos","platform":"hardware","port":null,"verified":true,"codes":["CVE-2005-4276","OSVDB-21673"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/15869/info"}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 2.5%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/15869","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/15869","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2005-4276","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}