{"id":"CVE-2008-5180","aliases":["EUVD-2008-5158","GHSA-3j45-2pqx-6qf3"],"status":"published","title":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers...","description":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.67977,"percentile":0.99328,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-770"],"published":"2008-11-20T15:00:00Z","modified":"2026-06-16T22:59:24Z","exploits":[{"source":"exploitdb","id":"EDB-12079","title":"Microsoft Office 2010 Beta - Communicator SIP Denial of Service","type":"dos","platform":"windows","date":"2010-04-06","url":"https://www.exploit-db.com/exploits/12079"},{"source":"exploitdb","id":"EDB-7262","title":"Microsoft Office - Communicator 'SIP' Remote Denial of Service","type":"dos","platform":"windows","date":"2008-11-28","verified":true,"url":"https://www.exploit-db.com/exploits/7262"}],"products":[{"vendor":"microsoft","product":"office_communicator"}],"references":[{"url":"https://www.exploit-db.com/exploits/7262","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/39221","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/46673","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id?1021294","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.exploit-db.com/exploits/12079","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/57581","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.voipshield.com/research-details.php?id=133","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://secunia.com/advisories/32940","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-5180"},{"url":"https://github.com/advisories/GHSA-3j45-2pqx-6qf3"}],"sources":{"cve":[{"id":"CVE-2008-5180","description":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.","status":"published","published":"2008-11-20T15:00:00Z","modified":"2024-10-15T14:25:12.919Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:34:44.297409Z"}],"euvd":[{"id":"EUVD-2008-5158","description":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.","status":"published","published":"2008-11-20T15:00:00Z","modified":"2024-10-15T14:25:12Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T00:27:37.250145Z"}],"ghsa":[{"id":"GHSA-3j45-2pqx-6qf3","title":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers...","description":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.","status":"published","published":"2022-05-17T00:45:23Z","modified":"2024-10-15T18:31:55Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:58:30.303503Z"}],"nvd":[{"id":"CVE-2008-5180","description":"Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.","status":"published","published":"2008-11-20T15:30:00.39Z","modified":"2026-06-16T22:59:24.533Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:01:29.702694Z"}]}}