PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability

In some versions of PHP in certain configurations of FPM setup, it is possible to cause FPM module to write past allocated buffers allowing the possibility of remote code execution.

cat cve-2019-11043.json

Vendor: PHP
Product: FastCGI Process Manager (FPM)
CVSS: 8.7
EPSS (exploit probability): 99.4%
Status: kevransomware use
CISA patch-by (BOD 22-01): April 15, 2022
Published: March 25, 2022
Source: https://nvd.nist.gov/vuln/detail/CVE-2019-11043

In some versions of PHP in certain configurations of FPM setup, it is possible to cause FPM module to write past allocated buffers allowing the possibility of remote code execution.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2022-03-25. Required action per CISA: Apply updates per vendor instructions. Due date: 2022-04-15.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.