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CVE-2016-7480

Published: Jan 11, 2017

Modified: Aug 6, 2024

PUBLISHED

Description

The SplObjectStorage unserialize implementation in ext/spl/spl_observer.c in PHP before 7.0.12 does not verify that a key is an object, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized memory access) via crafted serialized data.

Vendor	Product	Versions
n/a	PHP before 7.0.12	affected `PHP before 7.0.12`

References

http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf

x_refsource_MISC

https://www.youtube.com/watch?v=LDcaPstAuPk

x_refsource_MISC

https://bugs.php.net/bug.php?id=73257

x_refsource_MISC

http://php.net/ChangeLog-7.php

x_refsource_MISC

vdb-entry

x_refsource_BID

https://github.com/php/php-src/commit/61cdd1255d5b9c8453be71aacbbf682796ac77d4

x_refsource_MISC

https://security.netapp.com/advisory/ntap-20180112-0001/

x_refsource_CONFIRM

http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7

x_refsource_MISC

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