Improper input validation in PHP

CVE-2015-8873

Stack consumption vulnerability in Zend/zend_exceptions.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to cause a denial of service (segmentation fault) via recursive method calls.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.038 (89.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.6% 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-2015-8873: held from 0.039 to 0.038.

EPSS over last 30 days · oldest: 0.039 · newest: 0.038 · change: -0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-8873?
CVE-2015-8873 is a high-severity vulnerability in PHP, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-05-16.
How severe is CVE-2015-8873?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2015-8873 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.