CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
Percentile
88.7%
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.