Vulnerability Details CVE-2016-7479
In all versions of PHP 7, during the unserialization process, resizing the 'properties' hash table of a serialized object may lead to use-after-free. A remote attacker may exploit this bug to gain arbitrary code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.291
EPSS Ranking 96.4%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7
- http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf
- http://www.securityfocus.com/bid/95151
- http://www.securitytracker.com/id/1037659
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73092
- https://security.netapp.com/advisory/ntap-20180112-0001/
- https://www.youtube.com/watch?v=LDcaPstAuPk
- http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7
- http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf
- http://www.securityfocus.com/bid/95151
- http://www.securitytracker.com/id/1037659
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73092
- https://security.netapp.com/advisory/ntap-20180112-0001/
- https://www.youtube.com/watch?v=LDcaPstAuPk
Products affected by CVE-2016-7479
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cpe:2.3:a:php:php:7.0.0
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cpe:2.3:a:php:php:7.0.1
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cpe:2.3:a:php:php:7.0.10
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cpe:2.3:a:php:php:7.0.11
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cpe:2.3:a:php:php:7.0.12
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cpe:2.3:a:php:php:7.0.14
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cpe:2.3:a:php:php:7.0.2
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cpe:2.3:a:php:php:7.0.3
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cpe:2.3:a:php:php:7.0.4
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cpe:2.3:a:php:php:7.0.5
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cpe:2.3:a:php:php:7.0.6
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cpe:2.3:a:php:php:7.0.7
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cpe:2.3:a:php:php:7.0.8
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cpe:2.3:a:php:php:7.0.9
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cpe:2.3:a:php:php:7.1.0