Heap-based buffer overflow in ext/mbstring/libmbfl/filters/mbfilter_htmlent.c in the mbstring extension in PHP 4.3.0 through 5.2.6 allows context-dependent attackers to execute arbitrary code via a crafted string containing an HTML entity, which is not properly handled during Unicode conversion, related to the (1) mb_convert_encoding, (2) mb_check_encoding, (3) mb_convert_variables, and (4) mb_parse_str functions.
CVSS Details
- CVSS 3.1 Base Score: 9.8
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Osx Php | — | Upgrade macOS to the latest version | Dec 16, 2011 | Dec 23, 2008 |
| Centos_linux | — | Upgrade phpUpgrade php-ldapUpgrade php-ncursesUpgrade php-domxmlUpgrade php-snmpUpgrade php-imapUpgrade php-xmlUpgrade php-cliUpgrade php-pearUpgrade php-dbaUpgrade php-bcmathUpgrade php-commonUpgrade php-soapUpgrade php-pdoUpgrade php-gdUpgrade php-pgsqlUpgrade php-odbcUpgrade php-xmlrpcUpgrade php-mbstringUpgrade php-mysqlUpgrade php-devel | Dec 1, 2016 | Dec 23, 2008 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Mar 29, 2013 |
| Freebsd | — | Upgrade php4-mbstringUpgrade php5-mbstring | Dec 10, 2025 | Mar 16, 2009 |
| Gentoo Linux | — | Upgrade dev-lang/php. | Oct 30, 2017 | Dec 23, 2008 |
| Hpsmh | — | Upgrade to the latest version of HP System Management Homepage | Oct 13, 2015 | Dec 23, 2008 |
| Oracle_linux | — | Upgrade php-dbaUpgrade php-mbstringUpgrade php-ncursesUpgrade php-mysqlUpgrade php-develUpgrade php-pgsqlUpgrade php-soapUpgrade php-pdoUpgrade php-odbcUpgrade php-commonUpgrade php-bcmathUpgrade php-xmlrpcUpgrade php-snmpUpgrade php-cliUpgrade php-imapUpgrade php-gdUpgrade phpUpgrade php-ldapUpgrade php-xml | Oct 16, 2024 | Dec 23, 2008 |
| Php | — | Upgrade to PHP version 5.2.7 | Oct 1, 2012 | Dec 23, 2008 |
| Suse | — | Upgrade php5-sysvmsgUpgrade php5-zlibUpgrade php5-gettextUpgrade php5-ftpUpgrade php5-shmopUpgrade php5-ctypeUpgrade php5-xmlreaderUpgrade php5-xmlwriterUpgrade php5-mcryptUpgrade php5-mbstringUpgrade php5-gmpUpgrade php5-odbcUpgrade php5-pgsqlUpgrade php5-exifUpgrade php5-xmlrpcUpgrade php5-iconvUpgrade php5-domUpgrade php5-tokenizerUpgrade php5-xslUpgrade php5-dbaUpgrade php5-pearUpgrade php5-dbaseUpgrade php5-bz2Upgrade php5-soapUpgrade php5-snmpUpgrade php5-fastcgiUpgrade php5-pspellUpgrade php5-calendarUpgrade php5-pcntlUpgrade php5-suhosinUpgrade php5-gdUpgrade php5-ldapUpgrade php5-opensslUpgrade php5-hashUpgrade php5-pdoUpgrade php5Upgrade php5-curlUpgrade php5-bcmathUpgrade apache2-mod_php5Upgrade php5-sysvsemUpgrade php5-sysvshmUpgrade php5-jsonUpgrade php5-mysqlUpgrade php5-zipUpgrade php5-wddx | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade php5-cgiUpgrade libapache2-mod-php5Upgrade php5-gdUpgrade libapache2-mod-php5filterUpgrade php5-cli | Nov 8, 2024 | Dec 23, 2008 |
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