{"id":"CVE-2003-0513","aliases":["EUVD-2003-0507","GHSA-fw37-6r3f-6r27"],"status":"published","title":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions...","description":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions on a web application via \"%2e%2e\" (encoded dot dot) directory traversal sequences in a URL, which causes Internet Explorer to send the cookie outside the specified URL subsets, e.g. to a vulnerable application that runs on the same server as the target application.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.09768,"percentile":0.95566,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2004-03-16T05:00:00Z","modified":"2026-06-16T22:02:20Z","products":[{"vendor":"microsoft","product":"ie"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2004-March/018475.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/vulnwatch/2004-q1/0056.html","tags":["mailing-list","x_refsource_VULNWATCH","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0513"},{"url":"https://github.com/advisories/GHSA-fw37-6r3f-6r27"}],"sources":{"cve":[{"id":"CVE-2003-0513","description":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions on a web application via \"%2e%2e\" (encoded dot dot) directory traversal sequences in a URL, which causes Internet Explorer to send the cookie outside the specified URL subsets, e.g. to a vulnerable application that runs on the same server as the target application.","status":"published","published":"2004-03-16T05:00:00Z","modified":"2024-08-08T01:58:10.954Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0507","description":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions on a web application via \"%2e%2e\" (encoded dot dot) directory traversal sequences in a URL, which causes Internet Explorer to send the cookie outside the specified URL subsets, e.g. to a vulnerable application that runs on the same server as the target application.","status":"published","published":"2004-03-16T05:00:00Z","modified":"2024-08-08T01:58:10Z","updated_at":"2026-11-03T01:15:06.866577Z"}],"ghsa":[{"id":"GHSA-fw37-6r3f-6r27","title":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions...","description":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions on a web application via \"%2e%2e\" (encoded dot dot) directory traversal sequences in a URL, which causes Internet Explorer to send the cookie outside the specified URL subsets, e.g. to a vulnerable application that runs on the same server as the target application.","status":"published","published":"2022-04-29T01:26:33Z","modified":"2023-01-30T05:01:25Z","updated_at":"2026-11-02T14:46:24.524248Z"}],"nvd":[{"id":"CVE-2003-0513","description":"Microsoft Internet Explorer allows remote attackers to bypass intended cookie access restrictions on a web application via \"%2e%2e\" (encoded dot dot) directory traversal sequences in a URL, which causes Internet Explorer to send the cookie outside the specified URL subsets, e.g. to a vulnerable application that runs on the same server as the target application.","status":"published","published":"2004-04-15T04:00:00Z","modified":"2026-06-16T22:02:20.753Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:48.212104Z"}]}}