CVE-2009-4142
CVE-2009-4142
The htmlspecialchars function in PHP before 5.2.12 does not properly handle (1) overlong UTF-8 sequences, (2) invalid Shift_JIS sequences, and (3) invalid EUC-JP sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks by placing a crafted byte sequence before a special character.
Affected products
n/a · n/apublic PoCs found — 2
exploitdbwww.exploit-db.com/exploits/33414unverifiedexploitdbwww.exploit-db.com/exploits/33415unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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http://bugs.php.net/bug.php?id=49785http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.htmlhttp://marc.info/?l=bugtraq&m=127680701405735&w=2http://secunia.com/advisories/37821http://secunia.com/advisories/38648http://secunia.com/advisories/40262http://securitytracker.com/id?1023372https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10005https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7085http://support.apple.com/kb/HT4077http://www.debian.org/security/2010/dsa-2001http://www.php.net/ChangeLog-5.php