CVE-2016-7478

Public Exploit

Description

Zend/zend_exceptions.c in PHP, possibly 5.x before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (infinite loop) via a crafted Exception object in serialized data, a related issue to CVE-2015-8876.

7.5

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 6.61% Top 10%

Vendor Advisory php.net

Affected: n/a PHP before 5.6.28

References

Link	Tags
http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf	third party advisory
http://www.securityfocus.com/bid/95150	vdb entry
https://www.youtube.com/watch?v=LDcaPstAuPk	press/media coverage
https://security.netapp.com/advisory/ntap-20180112-0001/
http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7	vdb entry third party advisory
https://bugs.php.net/bug.php?id=73093	exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-7478?: CVE-2016-7478 has been scored as a high severity vulnerability.
How to fix CVE-2016-7478?: To fix CVE-2016-7478, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-7478 being actively exploited in the wild?: It is possible that CVE-2016-7478 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-7478?: CVE-2016-7478 affects n/a PHP before 5.6.28.

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