CVE-2016-9936

The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.

CVSS v3.0 NVD

9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

4.27% chance of exploitation in the next 30 days, 91st percentile

Published

2017-01-04

Updated

2024-08-06

Proof-of-concept exploits (1)

• https://bugs.php.net/bug.php?id=72978

Security advisories

• http://www.php.net/ChangeLog-7.php
• php/php-src/commit/b2af4e8868726a040234de113436c6e4f6372d17
• http://www.securityfocus.com/bid/94849

References

• CVE Record
• NVD entry