Unrated severityNVD Advisory· Published Sep 12, 2007· Updated Apr 23, 2026
CVE-2007-4840
CVE-2007-4840
Description
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.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
12- lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.htmlnvd
- osvdb.org/38916nvd
- secunia.com/advisories/27102nvd
- secunia.com/advisories/27659nvd
- secunia.com/advisories/28658nvd
- secunia.com/advisories/30040nvd
- securityreason.com/securityalert/3122nvd
- wiki.rpath.com/wiki/Advisories:rPSA-2007-0242nvd
- www.gentoo.org/security/en/glsa/glsa-200710-02.xmlnvd
- www.securityfocus.com/archive/1/478730/100/0/threadednvd
- www.securityfocus.com/archive/1/491693/100/0/threadednvd
- issues.rpath.com/browse/RPL-1943nvd
News mentions
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