{"id":"CVE-2007-1531","url":"https://www.cyber-defence.io/tools/cve/CVE-2007-1531","generatedAt":"2026-10-27T18:33:31.092Z","title":"Microsoft Windows XP and Vista overwrites ARP table entries included in gratuitous ARP, which allows remote attackers to cause a denial of service (loss of network access) by sending a gratuitous ARP for the address of the Vista host.","description":"Microsoft Windows XP and Vista overwrites ARP table entries included in gratuitous ARP, which allows remote attackers to cause a denial of service (loss of network access) by sending a gratuitous ARP for the address of the Vista host.","published":"2007-03-20T20:19:00.000Z","lastModified":"2026-06-16T22:37:46.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":["CWE-399"],"affected":["microsoft/windows vista","microsoft/windows xp"],"epss":{"score":0.23486,"percentile":0.9778,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":2,"verified":true,"firstPublished":"2004-04-02","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":3926,"kind":"exploit","title":"Microsoft Windows Vista - Forged ARP packet Network Stack Denial of Service","url":"https://www.exploit-db.com/exploits/3926","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/3926.py","file":"exploits/windows/dos/3926.py","published":"2007-05-15","added":"2007-05-14","updated":null,"author":"Kristian Hermansen","type":"dos","platform":"windows","port":null,"verified":true,"codes":["CVE-2007-1531"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null},{"edbId":29813,"kind":"exploit","title":"Microsoft Windows Vista - ARP Table Entries Denial of Service","url":"https://www.exploit-db.com/exploits/29813","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/29813.py","file":"exploits/windows/dos/29813.py","published":"2004-04-02","added":"2004-04-02","updated":"2013-11-25","author":"Kristian Hermansen","type":"dos","platform":"windows","port":null,"verified":true,"codes":["CVE-2007-1531","OSVDB-33664"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/23266/info"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 23.5%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://osvdb.org/33664","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/462793/100/0/threaded","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/464617/100/0/threaded","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/23266","source":"cve@mitre.org"},{"url":"http://www.symantec.com/avcenter/reference/Vista_Network_Attack_Surface_RTM.pdf","source":"cve@mitre.org"},{"url":"http://www.symantec.com/enterprise/security_response/weblog/2007/04/microsofts_inaccurate_teredo_d.html","source":"cve@mitre.org"},{"url":"http://osvdb.org/33664","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/462793/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/464617/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/23266","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.symantec.com/avcenter/reference/Vista_Network_Attack_Surface_RTM.pdf","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.symantec.com/enterprise/security_response/weblog/2007/04/microsofts_inaccurate_teredo_d.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2007-1531","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."}