{"id":"CVE-2006-0511","aliases":["EUVD-2006-0518","GHSA-xwp8-fr9p-xj9v"],"status":"disputed","title":"** DISPUTED ** Blackboard Academic Suite 6.0 and earlier does not properly clear session...","description":"Blackboard Academic Suite 6.0 and earlier does not properly clear session information when de-authenticating a user who is idle, which allows subsequent users to log in as the previous user and gain privileges.  NOTE: the vendor has disputed this issue, saying that \"This is a customer specific issue related to their Kerberos authentication single sign-on application and not a vulnerability in the Blackboard product.","severity":{"version":"2.0","score":4.3,"vector":"AV:L/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00364,"percentile":0.30435,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2006-02-01T23:00:00Z","modified":"2026-06-16T22:20:44Z","products":[{"vendor":"blackboard","product":"blackboard"},{"vendor":"blackboard","product":"blackboard_academic_suite"}],"references":[{"url":"http://www.securityfocus.com/bid/16438","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/423778/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/423686/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/423654/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.osvdb.org/28023","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-0511"},{"url":"https://github.com/advisories/GHSA-xwp8-fr9p-xj9v"}],"sources":{"cve":[{"id":"CVE-2006-0511","description":"Blackboard Academic Suite 6.0 and earlier does not properly clear session information when de-authenticating a user who is idle, which allows subsequent users to log in as the previous user and gain privileges.  NOTE: the vendor has disputed this issue, saying that \"This is a customer specific issue related to their Kerberos authentication single sign-on application and not a vulnerability in the Blackboard product.","status":"disputed","published":"2006-02-01T23:00:00Z","modified":"2024-08-07T16:41:27.677Z","updated_at":"2026-11-02T14:33:52.569914Z"}],"euvd":[{"id":"EUVD-2006-0518","description":"Blackboard Academic Suite 6.0 and earlier does not properly clear session information when de-authenticating a user who is idle, which allows subsequent users to log in as the previous user and gain privileges.  NOTE: the vendor has disputed this issue, saying that \"This is a customer specific issue related to their Kerberos authentication single sign-on application and not a vulnerability in the Blackboard product.","status":"published","published":"2006-02-01T23:00:00Z","modified":"2024-08-07T16:41:27Z","updated_at":"2026-11-03T01:16:08.950803Z"}],"ghsa":[{"id":"GHSA-xwp8-fr9p-xj9v","title":"** DISPUTED ** Blackboard Academic Suite 6.0 and earlier does not properly clear session...","description":"** DISPUTED ** Blackboard Academic Suite 6.0 and earlier does not properly clear session information when de-authenticating a user who is idle, which allows subsequent users to log in as the previous user and gain privileges.  NOTE: the vendor has disputed this issue, saying that \"This is a customer specific issue related to their Kerberos authentication single sign-on application and not a vulnerability in the Blackboard product.\"","status":"published","published":"2022-05-01T06:40:30Z","modified":"2023-01-31T05:00:37Z","updated_at":"2026-11-02T14:47:53.77912Z"}],"nvd":[{"id":"CVE-2006-0511","description":"Blackboard Academic Suite 6.0 and earlier does not properly clear session information when de-authenticating a user who is idle, which allows subsequent users to log in as the previous user and gain privileges.  NOTE: the vendor has disputed this issue, saying that \"This is a customer specific issue related to their Kerberos authentication single sign-on application and not a vulnerability in the Blackboard product.","status":"disputed","published":"2006-02-01T23:02:00Z","modified":"2026-06-16T22:20:44.95Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:L/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:00.269596Z"}]}}