9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.971 High
EPSS
Percentile
99.8%
Added: 01/05/2017
BID: 95108
PHPMailer is a PHP class used for sending email from PHP. It is used by many open-source projects, e.g., WordPress, Drupal, and Joomla.
PHPMailer class mailSend() function is vulnerable to command injection due to failure to properly sanitize the destination email address.
Upgrade to PHPMailer 5.2.20 or higher.
<http://pwnscriptum.com/>
<https://legalhackers.com/advisories/PHPMailer-Exploit-Remote-Code-Exec-CVE-2016-10033-Vuln.html>
<https://www.exploit-db.com/exploits/40986/>
Exploit works on PHPMailer before 5.2.18.
Exploit targets a common web application component: a contact form. The contact form action parameter value and field names must match the specified value/field names (e.g., send/name/email/msg).
There must be a web-user writable directory under the web application directory.
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.971 High
EPSS
Percentile
99.8%