The bcpowmod function in ext/bcmath/bcmath.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 accepts a negative integer for the scale argument, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted call.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade php7.0Upgrade php5 | Jun 14, 2016 | May 21, 2016 |
| Gentoo Linux | — | Upgrade dev-lang/php. | Oct 30, 2017 | May 21, 2016 |
| Hpsmh | — | Upgrade to the latest version of HP System Management Homepage | Oct 27, 2016 | May 21, 2016 |
| Huawei Euleros 2_0_sp2 | — | Upgrade php-gdUpgrade php-processUpgrade php-soapUpgrade php-pgsqlUpgrade phpUpgrade php-odbcUpgrade php-mysqlUpgrade php-commonUpgrade php-xmlrpcUpgrade php-ldapUpgrade php-cliUpgrade php-pdoUpgrade php-xmlUpgrade php-recode | Sep 12, 2019 | May 22, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade php-odbcUpgrade php-gdUpgrade php-cliUpgrade php-recodeUpgrade php-ldapUpgrade phpUpgrade php-soapUpgrade php-processUpgrade php-mysqlUpgrade php-xmlUpgrade php-xmlrpcUpgrade php-pgsqlUpgrade php-commonUpgrade php-pdo | Sep 25, 2019 | May 22, 2016 |
| Huawei Euleros 2_0_sp5 | — | Upgrade php-commonUpgrade php-processUpgrade php-xmlUpgrade php-xmlrpcUpgrade php-mysqlUpgrade php-odbcUpgrade php-pgsqlUpgrade php-ldapUpgrade php-pdoUpgrade php-soapUpgrade php-recodeUpgrade php-gdUpgrade phpUpgrade php-cli | Aug 16, 2019 | May 22, 2016 |
| Php | — | Upgrade to PHP version 7.0.6Upgrade to PHP version 5.6.21Upgrade to PHP version 5.5.35 | Jun 3, 2016 | May 21, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Apr 24, 2016 |
| Suse | — | Upgrade php5-opcacheUpgrade php53-pspellUpgrade php5-socketsUpgrade php53-mcryptUpgrade php5-xmlrpcUpgrade php53-exifUpgrade php53-bz2Upgrade php5-zipUpgrade php5-gettextUpgrade php53-sysvmsgUpgrade php5-gdUpgrade php5-sysvshmUpgrade php53-xmlrpcUpgrade php53-xslUpgrade php53-tokenizerUpgrade php53-domUpgrade php5-dbaUpgrade php53-fastcgiUpgrade php5-domUpgrade php5-fpmUpgrade php5-wddxUpgrade php53-develUpgrade php53-pgsqlUpgrade php5-ctypeUpgrade php5-develUpgrade php53-opensslUpgrade php5-enchantUpgrade apache2-mod_php5Upgrade php5-pgsqlUpgrade php53-ldapUpgrade php5-iconvUpgrade php53-intlUpgrade php5-fileinfoUpgrade php53-ftpUpgrade php53-sysvsemUpgrade php5-intlUpgrade php5-ldapUpgrade php53-sqliteUpgrade php5-posixUpgrade php5-tokenizerUpgrade php53-wddxUpgrade php5-xslUpgrade php5-pspellUpgrade php53-gmpUpgrade php53-soapUpgrade php5-suhosinUpgrade apache2-mod_php53Upgrade php53-jsonUpgrade php5-zlibUpgrade php53-bcmathUpgrade php5-pcntlUpgrade php53-mysqlUpgrade php53-snmpUpgrade php53-gettextUpgrade php53Upgrade php53-tidyUpgrade php53-iconvUpgrade php5Upgrade php53-suhosinUpgrade php53-readlineUpgrade php5-sysvmsgUpgrade php5-bcmathUpgrade php53-mbstringUpgrade php5-pharUpgrade php5-mcryptUpgrade php5-xmlreaderUpgrade php53-shmopUpgrade php5-pearUpgrade php5-jsonUpgrade php53-curlUpgrade php5-ftpUpgrade php53-posixUpgrade php5-xmlwriterUpgrade php53-pcntlUpgrade php5-bz2Upgrade php53-odbcUpgrade php53-zipUpgrade php5-sysvsemUpgrade php53-xmlwriterUpgrade php5-mbstringUpgrade php5-opensslUpgrade php5-fastcgiUpgrade php53-sysvshmUpgrade php5-snmpUpgrade php5-mysqlUpgrade php5-odbcUpgrade php53-dbaUpgrade php53-fileinfoUpgrade php53-gdUpgrade php5-gmpUpgrade php53-imapUpgrade php5-calendarUpgrade php53-pearUpgrade php5-pdoUpgrade php53-socketsUpgrade php5-curlUpgrade php53-xmlreaderUpgrade php5-exifUpgrade php53-zlibUpgrade php5-sqliteUpgrade php53-ctypeUpgrade php5-soapUpgrade php53-pdoUpgrade php53-calendarUpgrade php5-shmop | May 21, 2016 | May 21, 2016 |
| Ubuntu | — | Upgrade php5-cgiUpgrade php5-cliUpgrade php7.0-cliUpgrade php7.0-cgiUpgrade libapache2-mod-php7.0Upgrade php5-fpmUpgrade php7.0-fpmUpgrade libapache2-mod-php5 | May 24, 2016 | May 21, 2016 |
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