{"id":"CVE-2009-2533","aliases":["EUVD-2009-2528","GHSA-rf3m-97mp-6cvj"],"status":"published","title":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote...","description":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote attackers to cause a denial of service (daemon exit) via multiple RTSP SET_PARAMETER requests with empty DataConvertBuffer headers.","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":0.03396,"percentile":0.88913,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2009-07-20T17:00:00Z","modified":"2026-06-16T23:09:39Z","exploits":[{"source":"exploitdb","id":"EDB-9198","title":"Real Helix DNA - 'RTSP' / 'SETUP' Request Handler","type":"dos","platform":"multiple","date":"2009-07-17","verified":true,"url":"https://www.exploit-db.com/exploits/9198"}],"products":[{"vendor":"realnetworks","product":"helix_server"},{"vendor":"realnetworks","product":"helix_server_mobile"}],"references":[{"url":"http://www.securityfocus.com/archive/1/505083/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.coresecurity.com/content/real-helix-dna","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://osvdb.org/55981","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/35731","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2009/1947","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://docs.real.com/docs/security/SecurityUpdate071409HS.pdf","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.exploit-db.com/exploits/9198","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2533"},{"url":"https://github.com/advisories/GHSA-rf3m-97mp-6cvj"}],"sources":{"cve":[{"id":"CVE-2009-2533","description":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote attackers to cause a denial of service (daemon exit) via multiple RTSP SET_PARAMETER requests with empty DataConvertBuffer headers.","status":"published","published":"2009-07-20T17:00:00Z","modified":"2024-08-07T05:52:14.831Z","updated_at":"2026-11-02T14:33:23.041383Z"}],"euvd":[{"id":"EUVD-2009-2528","description":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote attackers to cause a denial of service (daemon exit) via multiple RTSP SET_PARAMETER requests with empty DataConvertBuffer headers.","status":"published","published":"2009-07-20T17:00:00Z","modified":"2024-08-07T05:52:14Z","updated_at":"2026-11-03T01:39:17.005545Z"}],"ghsa":[{"id":"GHSA-rf3m-97mp-6cvj","title":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote...","description":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote attackers to cause a denial of service (daemon exit) via multiple RTSP SET_PARAMETER requests with empty DataConvertBuffer headers.","status":"published","published":"2022-05-02T03:36:09Z","modified":"2023-01-31T05:07:34Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:14.096889Z"}],"nvd":[{"id":"CVE-2009-2533","description":"rmserver in RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allows remote attackers to cause a denial of service (daemon exit) via multiple RTSP SET_PARAMETER requests with empty DataConvertBuffer headers.","status":"published","published":"2009-07-20T17:30:54.78Z","modified":"2026-06-16T23:09:39.1Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:36.200173Z"}]}}