Integer overflow in the php_escape_html_entities_ex function in ext/standard/html.c in PHP before 5.5.36 and 5.6.x before 5.6.22 allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering a large output string from a FILTER_SANITIZE_FULL_SPECIAL_CHARS filter_var call. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-5094.
CVSS Details
- CVSS 3.1 Base Score: 8.6
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | amazon-linux-upgrade-php55amazon-linux-upgrade-php56 | Jun 15, 2016 | Jun 2, 2016 |
| Debian | debian-upgrade-php5 | Jun 14, 2016 | Jun 14, 2016 | |
| F5 Big Ip | f5-bigip-upgrade-latest | Jun 17, 2026 | Aug 3, 2016 | |
| Php | php-upgrade-5_5_36php-upgrade-5_6_22 | Sep 9, 2016 | Aug 7, 2016 | |
| Suse | — | suse-upgrade-apache2-mod_php5suse-upgrade-apache2-mod_php53suse-upgrade-imap-develsuse-upgrade-libc-client2007e_susesuse-upgrade-php5suse-upgrade-php5-bcmathsuse-upgrade-php5-bz2suse-upgrade-php5-calendarsuse-upgrade-php5-ctypesuse-upgrade-php5-curlsuse-upgrade-php5-dbasuse-upgrade-php5-develsuse-upgrade-php5-domsuse-upgrade-php5-enchantsuse-upgrade-php5-exifsuse-upgrade-php5-fastcgisuse-upgrade-php5-fileinfosuse-upgrade-php5-fpmsuse-upgrade-php5-ftpsuse-upgrade-php5-gdsuse-upgrade-php5-gettextsuse-upgrade-php5-gmpsuse-upgrade-php5-iconvsuse-upgrade-php5-imapsuse-upgrade-php5-intlsuse-upgrade-php5-jsonsuse-upgrade-php5-ldapsuse-upgrade-php5-mbstringsuse-upgrade-php5-mcryptsuse-upgrade-php5-mysqlsuse-upgrade-php5-odbcsuse-upgrade-php5-opcachesuse-upgrade-php5-opensslsuse-upgrade-php5-pcntlsuse-upgrade-php5-pdosuse-upgrade-php5-pearsuse-upgrade-php5-pgsqlsuse-upgrade-php5-pharsuse-upgrade-php5-posixsuse-upgrade-php5-pspellsuse-upgrade-php5-shmopsuse-upgrade-php5-snmpsuse-upgrade-php5-soapsuse-upgrade-php5-socketssuse-upgrade-php5-sqlitesuse-upgrade-php5-suhosinsuse-upgrade-php5-sysvmsgsuse-upgrade-php5-sysvsemsuse-upgrade-php5-sysvshmsuse-upgrade-php5-tokenizersuse-upgrade-php5-wddxsuse-upgrade-php5-xmlreadersuse-upgrade-php5-xmlrpcsuse-upgrade-php5-xmlwritersuse-upgrade-php5-xslsuse-upgrade-php5-zipsuse-upgrade-php5-zlibsuse-upgrade-php53suse-upgrade-php53-bcmathsuse-upgrade-php53-bz2suse-upgrade-php53-calendarsuse-upgrade-php53-ctypesuse-upgrade-php53-curlsuse-upgrade-php53-dbasuse-upgrade-php53-develsuse-upgrade-php53-domsuse-upgrade-php53-exifsuse-upgrade-php53-fastcgisuse-upgrade-php53-fileinfosuse-upgrade-php53-ftpsuse-upgrade-php53-gdsuse-upgrade-php53-gettextsuse-upgrade-php53-gmpsuse-upgrade-php53-iconvsuse-upgrade-php53-imapsuse-upgrade-php53-intlsuse-upgrade-php53-jsonsuse-upgrade-php53-ldapsuse-upgrade-php53-mbstringsuse-upgrade-php53-mcryptsuse-upgrade-php53-mysqlsuse-upgrade-php53-odbcsuse-upgrade-php53-opensslsuse-upgrade-php53-pcntlsuse-upgrade-php53-pdosuse-upgrade-php53-pearsuse-upgrade-php53-pgsqlsuse-upgrade-php53-posixsuse-upgrade-php53-pspellsuse-upgrade-php53-readlinesuse-upgrade-php53-shmopsuse-upgrade-php53-snmpsuse-upgrade-php53-soapsuse-upgrade-php53-socketssuse-upgrade-php53-sqlitesuse-upgrade-php53-suhosinsuse-upgrade-php53-sysvmsgsuse-upgrade-php53-sysvsemsuse-upgrade-php53-sysvshmsuse-upgrade-php53-tidysuse-upgrade-php53-tokenizersuse-upgrade-php53-wddxsuse-upgrade-php53-xmlreadersuse-upgrade-php53-xmlrpcsuse-upgrade-php53-xmlwritersuse-upgrade-php53-xslsuse-upgrade-php53-zipsuse-upgrade-php53-zlib | Jun 14, 2016 | Jun 14, 2016 |
| Ubuntu | ubuntu-upgrade-libapache2-mod-php5ubuntu-upgrade-libapache2-mod-php7-0ubuntu-upgrade-php5-cgiubuntu-upgrade-php5-cliubuntu-upgrade-php5-fpmubuntu-upgrade-php7-0-cgiubuntu-upgrade-php7-0-cliubuntu-upgrade-php7-0-fpm | Aug 2, 2016 | Aug 2, 2016 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub