漏洞描述
The isMail transport in PHPMailer before 5.2.20 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code by leveraging improper interaction between the escapeshellarg function and internal escaping performed in the mail function in PHP. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-10033.
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
www.securityfocus.comhttp://www.securityfocus.com/archive/1/539967/100/0/threaded↗packetstormsecurity.comhttp://packetstormsecurity.com/files/140286/PHPMailer-Remote-Code-Execution.html↗www.securityfocus.comhttp://www.securityfocus.com/bid/95130↗github.comhttps://github.com/PHPMailer/PHPMailer/wiki/About-the-CVE-2016-10033-and-CVE-2016-10045-vulnerabilities↗packetstormsecurity.comhttp://packetstormsecurity.com/files/140350/PHPMailer-Sendmail-Argument-Injection.html↗github.comhttps://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.20↗developer.joomla.orghttps://developer.joomla.org/security-centre/668-20161205-phpmailer-security-advisory.html↗openwall.comhttp://openwall.com/lists/oss-security/2016/12/28/1↗seclists.orghttp://seclists.org/fulldisclosure/2016/Dec/81↗www.securitytracker.comhttp://www.securitytracker.com/id/1037533↗