CVE-2019-8942 Information
Share on:Description
WordPress before 4.9.9 and 5.x before 5.0.1 allows remote code execution because an _wp_attached_file Post Meta entry can be changed to an arbitrary string such as one ending with a .jpg?file.php substring. An attacker with author privileges can execute arbitrary code by uploading a crafted image containing PHP code in the Exif metadata. Exploitation can leverage CVE-2019-8943.
CVSS Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Reference
http://packetstormsecurity.com/files/152396/WordPress-5.0.0-crop-image-Shell-Upload.html http://www.rapid7.com/db/modules/exploit/multi/http/wp_crop_rce http://www.securityfocus.com/bid/107088 https://blog.ripstech.com/2019/wordpress-image-remote-code-execution/ https://lists.debian.org/debian-lts-announce/2019/03/msg00044.html https://wpvulndb.com/vulnerabilities/9222 https://www.debian.org/security/2019/dsa-4401 https://www.exploit-db.com/exploits/46511/ https://www.exploit-db.com/exploits/46662/
Attack Complexity
LOW
Privileges Required
LOW
User Interaction Required
LOW
Scope
NONE
Confidentiality Impact
UNCHANGED
Integrity Impact
HIGH
Availability Impact
HIGH
Base Score
HIGH
Base Severity
8.8