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.

Remediation

References

CVE-2016-7480

Related Vulnerabilities

WordPress Plugin LearnPress-WordPress LMS Cross-Site Scripting (4.1.6.5)

PHP Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2016-7411)

WordPress Plugin Adaptive Images for WordPress Multiple Vulnerabilities (0.6.66)

WordPress Plugin Gallery-Flagallery Photo Portfolio Multiple Vulnerabilities (2.00)

WordPress Plugin WordPress Social Stream Security Bypass (1.5.15)

Severity

Critical

Classification

CVE-2016-7480 CWE-119 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities