{"id":"CVE-2009-1544","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-1544","generatedAt":"2026-10-27T18:33:55.018Z","title":"Double free vulnerability in the Workstation service in Microsoft Windows allows remote authenticated users to gain privileges via a crafted RPC message to a Windows XP SP2 or SP3 or Server 2003 SP2 system, or cause a denial of service via a crafted RPC…","description":"Double free vulnerability in the Workstation service in Microsoft Windows allows remote authenticated users to gain privileges via a crafted RPC message to a Windows XP SP2 or SP3 or Server 2003 SP2 system, or cause a denial of service via a crafted RPC message to a Vista Gold, SP1, or SP2 or Server 2008 Gold or SP2 system, aka \"Workstation Service Memory Corruption Vulnerability.\"","published":"2009-08-12T17:30:01.000Z","lastModified":"2026-06-16T23:07:29.000Z","status":"Modified","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-399","CWE-415"],"affected":["microsoft/windows 2003 server","microsoft/windows server 2008","microsoft/windows vista","microsoft/windows xp"],"epss":{"score":0.20644,"percentile":0.97506,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 20.6%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html","tags":["US Government Resource"],"source":"secure@microsoft.com"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-041","source":"secure@microsoft.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6286","source":"secure@microsoft.com"},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-041","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6286","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-1544","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."}