CVE-2015-4642

Public on 2015-07-07
Modified on 2015-07-07
Description
The escapeshellarg function in ext/standard/exec.c in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 on Windows allows remote attackers to execute arbitrary OS commands via a crafted string to an application that accepts command-line arguments for a call to the PHP system function.
Severity
Critical severity
Critical
CVSS v3 Base Score
9.8
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 php54 2015-07-07 ALAS-2015-561 Fixed
Amazon Linux 1 php55 2015-07-07 ALAS-2015-562 Fixed
Amazon Linux 1 php56 2015-07-07 ALAS-2015-563 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C
Amazon Linux CVSSv3 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C
NVD CVSSv3 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H