Remote code execution in PHPMailer

Published: 2018-12-07 23:07:28
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2018-19296
CVSSv3 8.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software PHPMailer
Vulnerable software versions PHPMailer 5.2.1
PHPMailer 5.2.2
PHPMailer 5.2.3

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Vendor URL phpmailer.sourceforge.net

Security Advisory

1) Object injection attack

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to object injection attack. A remote unauthenticated attacker can send a specially crafted request, conduct object injection attack and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

The vulnerability has been fixed in the versions 5.2.27, 6.0.6.

External links

https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.27
https://github.com/PHPMailer/PHPMailer/releases/tag/v6.0.6

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