{"id":"CVE-2007-1835","aliases":["EUVD-2007-1829","GHSA-9x38-6qv2-vw32"],"status":"published","title":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session...","description":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session.save_path), uses the TMPDIR default after checking the restrictions, which allows local users to bypass open_basedir restrictions.","severity":{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00717,"percentile":0.5406,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2007-04-03T00:00:00Z","modified":"2026-06-16T22:38:23Z","exploits":[{"source":"exploitdb","id":"EDB-29801","title":"PHP 5.2.1 - 'Session.Save_Path()' TMPDIR open_basedir Restriction Bypass","type":"local","platform":"php","date":"2007-03-28","verified":true,"url":"https://www.exploit-db.com/exploits/29801"}],"products":[{"vendor":"php","product":"php"}],"references":[{"url":"http://www.vupen.com/english/advisories/2007/1991","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en\u0026cc=us\u0026objectID=c01056506","tags":["vendor-advisory","x_refsource_HP","x_transferred"]},{"url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en\u0026cc=us\u0026objectID=c01086137","tags":["vendor-advisory","x_refsource_HP","x_transferred"]},{"url":"http://www.php-security.org/MOPB/MOPB-36-2007.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2007/2374","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/33550","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/25423","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/25850","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.securityfocus.com/bid/23183","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-1835"},{"url":"https://github.com/advisories/GHSA-9x38-6qv2-vw32"}],"sources":{"cve":[{"id":"CVE-2007-1835","description":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session.save_path), uses the TMPDIR default after checking the restrictions, which allows local users to bypass open_basedir restrictions.","status":"published","published":"2007-04-03T00:00:00Z","modified":"2024-08-07T13:13:40.598Z","updated_at":"2026-11-02T13:33:41.472948Z"}],"euvd":[{"id":"EUVD-2007-1829","description":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session.save_path), uses the TMPDIR default after checking the restrictions, which allows local users to bypass open_basedir restrictions.","status":"published","published":"2007-04-03T00:00:00Z","modified":"2024-08-07T13:13:40Z","updated_at":"2026-11-03T01:38:23.856285Z"}],"ghsa":[{"id":"GHSA-9x38-6qv2-vw32","title":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session...","description":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session.save_path), uses the TMPDIR default after checking the restrictions, which allows local users to bypass open_basedir restrictions.","status":"published","published":"2022-05-01T17:57:35Z","modified":"2023-01-31T05:03:56Z","updated_at":"2026-11-02T14:48:34.409462Z"}],"nvd":[{"id":"CVE-2007-1835","description":"PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session.save_path), uses the TMPDIR default after checking the restrictions, which allows local users to bypass open_basedir restrictions.","status":"published","published":"2007-04-03T00:19:00Z","modified":"2026-06-16T22:38:23.33Z","cvss":[{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:14.732044Z"}]}}