Vulnerability in Php

CVE-2009-3558

The posix_mkfifo function in ext/posix/posix.c in PHP before 5.2.12 and 5.3.x before 5.3.1 allows context-dependent attackers to bypass open_basedir restrictions, and create FIFO files, via the pathname and mode arguments, as demonstrated by creating a .htaccess file.

EPSS: 0.021 (79.6th percentile) — read the EPSS interpretation.

Affected products

  • Php — versions 1.0, 2.0, 2.0b10
  • N/a — versions n/a

Weakness classification (CWE)

References