{"id":"CVE-2007-1375","aliases":["DSA-1283-1","DTSA-39-1","EUVD-2007-1371","GHSA-cqfv-6frg-v5c7"],"status":"published","title":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent...","description":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent attackers to read sensitive memory via a large value in the length argument, a different vulnerability than CVE-2006-1991.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.08469,"percentile":0.95055,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2007-03-10T00:00:00Z","modified":"2026-06-16T22:37:27Z","exploits":[{"source":"exploitdb","id":"EDB-3424","title":"PHP 5.2.1 - 'substr_compare()' Information Leak","type":"local","platform":"multiple","date":"2007-03-07","verified":true,"url":"https://www.exploit-db.com/exploits/3424"}],"affected":[{"source":"osv","ecosystem":"Debian:4.0","package":"php5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-8+etch3"}]}],"versions":["5.2.0-8+etch1"],"bundled":17},{"source":"osv","ecosystem":"Debian:5.0","package":"php5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-10+lenny1"}]}],"bundled":18}],"products":[{"vendor":"php","product":"php"}],"references":[{"url":"http://www.osvdb.org/32780","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://secunia.com/advisories/25056","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.debian.org/security/2007/dsa-1283","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://secunia.com/advisories/24606","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/3424","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/22851","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://security.gentoo.org/glsa/glsa-200703-21.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"http://secunia.com/advisories/25062","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.ubuntu.com/usn/usn-455-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"]},{"url":"http://www.php-security.org/MOPB/MOPB-14-2007.html","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://us2.php.net/releases/5_2_2.php","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:187","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://secunia.com/advisories/26895","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/25057","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2007_32_php.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-1375"},{"url":"https://github.com/advisories/GHSA-cqfv-6frg-v5c7"}],"sources":{"cve":[{"id":"CVE-2007-1375","description":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent attackers to read sensitive memory via a large value in the length argument, a different vulnerability than CVE-2006-1991.","status":"published","published":"2007-03-10T00:00:00Z","modified":"2024-08-07T12:50:35.606Z","updated_at":"2026-11-02T13:34:03.879328Z"}],"euvd":[{"id":"EUVD-2007-1371","description":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent attackers to read sensitive memory via a large value in the length argument, a different vulnerability than CVE-2006-1991.","status":"published","published":"2007-03-10T00:00:00Z","modified":"2024-08-07T12:50:35Z","updated_at":"2026-11-03T01:38:26.308793Z"}],"ghsa":[{"id":"GHSA-cqfv-6frg-v5c7","title":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent...","description":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent attackers to read sensitive memory via a large value in the length argument, a different vulnerability than CVE-2006-1991.","status":"published","published":"2022-05-01T17:52:57Z","modified":"2023-01-31T05:03:19Z","updated_at":"2026-11-02T14:48:26.443063Z"}],"nvd":[{"id":"CVE-2007-1375","description":"Integer overflow in the substr_compare function in PHP 5.2.1 and earlier allows context-dependent attackers to read sensitive memory via a large value in the length argument, a different vulnerability than CVE-2006-1991.","status":"published","published":"2007-03-10T00:19:00Z","modified":"2026-06-16T22:37:27.643Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:13.98711Z"}],"osv":[{"id":"DSA-1283-1","title":"php5","status":"published","published":"2007-04-29T00:00:00Z","modified":"2026-03-09T01:01:00.8697Z","updated_at":"2026-11-02T15:46:14.285228Z"},{"id":"DTSA-39-1","title":"php5 - several vulnerabilities","status":"published","published":"2007-05-28T00:00:00Z","modified":"2026-03-09T01:01:30.482688Z","updated_at":"2026-11-02T15:46:18.716547Z"}]}}