Vulnerability in PHP

CVE-2015-4116

Use-after-free vulnerability in the spl_ptr_heap_insert function in ext/spl/spl_heap.c in PHP before 5.5.27 and 5.6.x before 5.6.11 allows remote attackers to execute arbitrary code by triggering a failed SplMinHeap::compare operation.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.055 (92.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2015-4116: held from 0.055 to 0.055.

EPSS over last 30 days · oldest: 0.055 · newest: 0.055 · change: 0.000

Affected products

References

Frequently asked questions

What is CVE-2015-4116?
CVE-2015-4116 is a critical-severity vulnerability in PHP. CVSS score: 9.8/10. Published 2016-05-16.
How severe is CVE-2015-4116?
Critical severity. CVSS v3 base score is 9.8 out of 10.