{"id":"CVE-2010-2191","aliases":["EUVD-2010-2207","GHSA-4vw6-c9w3-qj7g"],"status":"published","title":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6)...","description":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler.  NOTE: vectors 2 through 4 are related to the call time pass by reference feature.","severity":{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02411,"percentile":0.84212,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2010-06-07T20:00:00Z","modified":"2026-06-16T23:20:16Z","products":[{"vendor":"php","product":"php"}],"references":[{"url":"http://www.php-security.org/2010/05/31/mops-2010-051-php-unpack-interruption-information-leak-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.php-security.org/2010/05/31/mops-2010-052-php-pack-interruption-information-leak-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://marc.info/?l=bugtraq\u0026m=133469208622507\u0026w=2","tags":["vendor-advisory","x_refsource_HP","x_transferred"]},{"url":"http://www.php-security.org/2010/05/31/mops-2010-053-php-zend_fetch_rw-opcode-interruption-information-leak-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/59221","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.php-security.org/2010/05/31/mops-2010-049-php-parse_str-interruption-memory-corruption-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://www.php-security.org/2010/05/31/mops-2010-050-php-preg_match-interruption-information-leak-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.php-security.org/2010/05/31/mops-2010-055-php-arrayobjectuasort-interruption-memory-corruption-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://www.php-security.org/2010/05/31/mops-2010-054-php-zend_concatzend_assign_concat-opcode-interruption-information-leak-and-memory-corruption-vulnerability/index.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-2191"},{"url":"https://github.com/advisories/GHSA-4vw6-c9w3-qj7g"}],"sources":{"cve":[{"id":"CVE-2010-2191","description":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler.  NOTE: vectors 2 through 4 are related to the call time pass by reference feature.","status":"published","published":"2010-06-07T20:00:00Z","modified":"2024-08-07T02:25:07.54Z","updated_at":"2026-11-02T14:33:27.01833Z"}],"euvd":[{"id":"EUVD-2010-2207","description":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler.  NOTE: vectors 2 through 4 are related to the call time pass by reference feature.","status":"published","published":"2010-06-07T20:00:00Z","modified":"2024-08-07T02:25:07Z","updated_at":"2026-11-03T01:39:38.386309Z"}],"ghsa":[{"id":"GHSA-4vw6-c9w3-qj7g","title":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6)...","description":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler.  NOTE: vectors 2 through 4 are related to the call time pass by reference feature.","status":"published","published":"2022-05-17T02:07:30Z","modified":"2023-01-27T05:03:13Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:42:11.706998Z"}],"nvd":[{"id":"CVE-2010-2191","description":"The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler.  NOTE: vectors 2 through 4 are related to the call time pass by reference feature.","status":"published","published":"2010-06-08T00:30:01.85Z","modified":"2026-06-16T23:20:16.077Z","cvss":[{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:47.724369Z"}]}}