{"id":"CVE-2009-1923","aliases":["EUVD-2009-1918","GHSA-747q-6v52-9hjf"],"status":"published","title":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft...","description":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft Windows 2000 SP4 and Server 2003 SP2 allows remote attackers to execute arbitrary code via a crafted WINS replication packet that triggers an incorrect buffer-length calculation, aka \"WINS Heap Overflow Vulnerability.\"","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.24658,"percentile":0.97902,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2009-08-12T17:00:00Z","modified":"2026-06-16T23:08:22Z","products":[{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_2003_server"}],"references":[{"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-039","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6410","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-1923"},{"url":"https://github.com/advisories/GHSA-747q-6v52-9hjf"}],"sources":{"cve":[{"id":"CVE-2009-1923","description":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft Windows 2000 SP4 and Server 2003 SP2 allows remote attackers to execute arbitrary code via a crafted WINS replication packet that triggers an incorrect buffer-length calculation, aka \"WINS Heap Overflow Vulnerability.\"","status":"published","published":"2009-08-12T17:00:00Z","modified":"2024-08-07T05:27:54.792Z","updated_at":"2026-11-02T14:33:25.516454Z"}],"euvd":[{"id":"EUVD-2009-1918","description":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft Windows 2000 SP4 and Server 2003 SP2 allows remote attackers to execute arbitrary code via a crafted WINS replication packet that triggers an incorrect buffer-length calculation, aka \"WINS Heap Overflow Vulnerability.\"","status":"published","published":"2009-08-12T17:00:00Z","modified":"2024-08-07T05:27:54Z","updated_at":"2026-11-03T01:39:19.419771Z"}],"ghsa":[{"id":"GHSA-747q-6v52-9hjf","title":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft...","description":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft Windows 2000 SP4 and Server 2003 SP2 allows remote attackers to execute arbitrary code via a crafted WINS replication packet that triggers an incorrect buffer-length calculation, aka \"WINS Heap Overflow Vulnerability.\"","status":"published","published":"2022-05-02T03:29:57Z","modified":"2023-01-31T05:07:18Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:49:11.285449Z"}],"nvd":[{"id":"CVE-2009-1923","description":"Heap-based buffer overflow in the Windows Internet Name Service (WINS) component for Microsoft Windows 2000 SP4 and Server 2003 SP2 allows remote attackers to execute arbitrary code via a crafted WINS replication packet that triggers an incorrect buffer-length calculation, aka \"WINS Heap Overflow Vulnerability.\"","status":"published","published":"2009-08-12T17:30:00.657Z","modified":"2026-06-16T23:08:22.16Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:36.200173Z"}]}}