CVE-2011-0755

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[{"lang": "en", "value": "Integer overflow in the mt_rand function in PHP before 5.3.4 might make it easier for context-dependent attackers to predict the return values by leveraging a script's use of a large max parameter, as demonstrated by a value that exceeds mt_getrandmax."}, {"lang": "es", "value": "Desbordamiento de entero en la funci\u00f3n mt_rand en PHP anteriores a v5.3.4 podr\u00eda facilitar a atacantes dependiendo del contexto predecir los valores que devuelve, aprovechando el uso de un script de un par\u00e1metro max grande, como lo demuestra un valor que excede mt_getrandmax."}], "id": "CVE-2011-0755", "lastModified": "2026-06-16T23:28:00.597", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-02-02T22:00:02.487", "references": [{"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://bugs.php.net/46587"}, {"source": "cve@mitre.org", "url": "http://www.php.net/ChangeLog-5.php"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65426"}, {"source": "cve@mitre.org", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12589"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://bugs.php.net/46587"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.php.net/ChangeLog-5.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": 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{"bugzilla": {"description": "php: mt_rand() does not check that max is greater than min", "id": "674709", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=674709"}, "csaw": false, "cvss": {"cvss_base_score": "2.6", "cvss_scoring_vector": "AV:N/AC:H/Au:N/C:N/I:P/A:N", "status": "draft"}, "details": ["Integer overflow in the mt_rand function in PHP before 5.3.4 might make it easier for context-dependent attackers to predict the return values by leveraging a script's use of a large max parameter, as demonstrated by a value that exceeds mt_getrandmax."], "name": "CVE-2011-0755", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "php", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "php", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "php53", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "php", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2008-11-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-0755\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-0755"], "statement": "Red Hat does not consider this flaw to be a security issue as arguments passed to the mt_rand function are under the full control of the script author. No trust boundary is crossed.\nThis flaw exists in the php53 packages versions as shipped in Red Hat Enterprise Linux 5 and the php packages versions as shipped in Red Hat Enterprise Linux 6."}

{}