{"cve":"CVE-2009-4509","nvd":{"published":"2010-04-13T17:30:00.383","modified":"2026-06-16T23:13:47.570","status":"Modified","description":"The administrative web console on the TANDBERG Video Communication Server (VCS) before X4.3 uses predictable session cookies in (1) tandberg/web/lib/secure.php and (2) tandberg/web/user/lib/secure.php, which makes it easier for remote attackers to bypass authentication, and execute arbitrary code by loading a custom software update, via a crafted \"Cookie: tandberg_login=\" HTTP header.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-94"],"references":["http://ftp.tandberg.com/pub/software/vcs/TANDBERG%20Video%20Communication%20Server%20Software%20Release%20Notes%20%28X4%29.pdf","http://secunia.com/advisories/39275","http://www.securityfocus.com/archive/1/510672/100/0/threaded","http://www.vsecurity.com/resources/advisory/20100409-1","http://ftp.tandberg.com/pub/software/vcs/TANDBERG%20Video%20Communication%20Server%20Software%20Release%20Notes%20%28X4%29.pdf"],"products":["vsecurity:tandberg_video_communication_server"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2009-4509","score":0.04533,"percentile":0.91558,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}