Vulnerability Details CVE-2007-4840
PHP 5.2.4 and earlier allows context-dependent attackers to cause a denial of service (application crash) via (1) a long string in the out_charset parameter to the iconv function; or a long string in the charset parameter to the (2) iconv_mime_decode_headers, (3) iconv_mime_decode, or (4) iconv_strlen function. NOTE: this might not be a vulnerability in most web server environments that support multiple threads, unless these issues can be demonstrated for code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.012
EPSS Ranking 77.7%
CVSS Severity
CVSS v2 Score 5.0
Products affected by CVE-2007-4840