Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Integer overflow in the str_replace function in PHP 4.4.5 and PHP 5.2.1 allows context-dependent attackers to have an unknown impact via a single character search string in conjunction with a single character replacement string, which causes an "off by one overflow."
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
PHP str_replace()函数整数溢出漏洞
Vulnerability Description
PHP是广泛使用的通用目的脚本语言，特别适合于Web开发，可嵌入到HTML中。 PHP的str_replace()函数实现上存在整数溢出漏洞，本地攻击者可能利用此漏洞提升自己的权限。 在调用PHP的str_replace()函数时代码会切换到两个不同的代码路径，具体取决于搜索字符串的长度。单字符搜索字符串是由不同函数来处理的，以提高效率，但这种方法的以下代码中存在整数溢出漏洞： Z_STRLEN_P(result) = len + (char_count * (to_len - 1)); Z_STRVAL
CVSS Information
N/A
Vulnerability Type
N/A