The session deserializer in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13 mishandles multiple php_var_unserialize calls, which allow remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via crafted session content.
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 |
|---|---|---|---|---|
| Alpine Linux | — | alpine-linux-upgrade-php | Aug 30, 2017 | Jan 19, 2016 |
| Apple Osx Apachemodphp | apple-osx-security-update-2015-004-yosemiteapple-osx-security-update-2015-007-mavericksapple-osx-upgrade-latest | Mar 29, 2016 | Mar 29, 2016 | |
| Gentoo Linux | gentoo-linux-upgrade-dev-lang-php | Oct 30, 2017 | May 16, 2016 | |
| Oracle Solaris | oracle-solaris-11-4-upgrade-entire-11-4-11-4-0-0-1-15-0 | Oct 19, 2018 | May 16, 2016 | |
| Php | php-upgrade-5_4_45php-upgrade-5_5_29php-upgrade-5_6_13 | Jun 3, 2016 | May 16, 2016 | |
| Ubuntu | ubuntu-upgrade-libapache2-mod-php5ubuntu-upgrade-php5-cgiubuntu-upgrade-php5-cliubuntu-upgrade-php5-fpm | Nov 8, 2024 | May 16, 2016 |
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