Resource exhaustion in Php

CVE-2017-11142

In PHP before 5.6.31, 7.x before 7.0.17, and 7.1.x before 7.1.3, remote attackers could cause a CPU consumption denial of service attack by injecting long form variables, related to main/php_variables.c.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.083 (94.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Php — versions 7.0.0, 7.0.1, 7.0.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-11142?
CVE-2017-11142 is a high-severity vulnerability in Php, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2017-07-10.
How severe is CVE-2017-11142?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-11142 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.