CVE-2007-4657

HighCVSS 7.5/10Last modified Jun 16, 2026

Description

Multiple integer overflows in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, allow remote attackers to obtain sensitive information (memory contents) or cause a denial of service (thread crash) via a large len value to the (1) strspn or (2) strcspn function, which triggers an out-of-bounds read. NOTE: this affects different product versions than CVE-2007-3996.

Metrics

CVSS 2.0 7.5/10AV:N/AC:L/Au:N/C:P/I:P/A:P

Weakness enumeration

CWE-119 CWE-189

Affected software

No affected versions have been published.

Timeline

Published: Sep 4, 2007
Last modified: Jun 16, 2026
NVD status: Modified

Related CVEs from 2007

CVE-2007-46587.5The money_format function in PHP 5 before 5.2.4, and PHP 4 before 4.4.8, permits multiple (1) %i and (2) %n tokens, which has unknown impact CVE-2007-46597.5The zend_alter_ini_entry function in PHP before 5.2.4 does not properly handle an interruption to the flow of execution triggered by a memor CVE-2007-46607.5Unspecified vulnerability in the chunk_split function in PHP before 5.2.4 has unknown impact and attack vectors, related to an incorrect siz CVE-2007-46617.5The chunk_split function in string.c in PHP 5.2.3 does not properly calculate the needed buffer size due to precision loss when performing i CVE-2007-46627.5Buffer overflow in the php_openssl_make_REQ function in PHP before 5.2.4 has unknown impact and attack vectors.CVE-2007-46637.5Directory traversal vulnerability in PHP before 5.2.4 allows attackers to bypass open_basedir restrictions via unspecified vectors involving CVE-2007-46647.5Unspecified vulnerability in the (1) attach database and (2) create database functionality in Firebird before 2.0.2, when a filename exceeds CVE-2007-46655.0Unspecified vulnerability in the server in Firebird before 2.0.2 allows remote attackers to cause a denial of service (daemon crash) via an CVE-2007-46665.0Unspecified vulnerability in the server in Firebird before 2.0.2, when a Superserver/TCP/IP environment is configured, allows remote attacke CVE-2007-46675.0Unspecified vulnerability in the Services API in Firebird before 2.0.2 allows remote attackers to cause a denial of service, aka CORE-1149.CVE-2007-46685.0Unspecified vulnerability in the server in Firebird before 2.0.2 allows remote attackers to determine the existence of arbitrary files, and CVE-2007-46694.0The Services API in Firebird before 2.0.2 allows remote authenticated users without SYSDBA privileges to read the server log (firebird.log),