CVE-2016-10033

Known Exploited Public Exploit

Description

The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \" (backslash double quote) in a crafted Sender property.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 94.46% Top 5%
KEV Since 
Vendor Advisory github.com Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://packetstormsecurity.com/files/140350/PHPMailer-Sendmail-Argument-Injection.html exploit vdb entry third party advisory
https://www.drupal.org/psa-2016-004 third party advisory
https://www.exploit-db.com/exploits/42221/ exploit vdb entry third party advisory
https://www.exploit-db.com/exploits/40969/ exploit vdb entry third party advisory
https://www.exploit-db.com/exploits/41962/ exploit vdb entry third party advisory
https://www.exploit-db.com/exploits/40968/ exploit patch vdb entry third party advisory
https://legalhackers.com/advisories/PHPMailer-Exploit-Remote-Code-Exec-CVE-2016-10033-Vuln.html exploit patch third party advisory
https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.18 patch vendor advisory
http://www.securityfocus.com/archive/1/539963/100/0/threaded mailing list vdb entry broken link third party advisory
https://github.com/PHPMailer/PHPMailer/wiki/About-the-CVE-2016-10033-and-CVE-2016-10045-vulnerabilities patch vendor advisory
http://packetstormsecurity.com/files/140291/PHPMailer-Remote-Code-Execution.html exploit vdb entry third party advisory
https://www.exploit-db.com/exploits/40974/ exploit vdb entry third party advisory
https://www.exploit-db.com/exploits/40986/ exploit vdb entry third party advisory
https://www.exploit-db.com/exploits/40970/ exploit patch vdb entry third party advisory
http://www.rapid7.com/db/modules/exploit/multi/http/phpmailer_arg_injection exploit third party advisory
https://www.exploit-db.com/exploits/41996/ exploit vdb entry third party advisory
http://seclists.org/fulldisclosure/2016/Dec/78 patch mailing list third party advisory
http://www.securityfocus.com/bid/95108 exploit broken link vdb entry third party advisory
http://www.securitytracker.com/id/1037533 vdb entry broken link third party advisory
https://developer.joomla.org/security-centre/668-20161205-phpmailer-security-advisory.html third party advisory
https://www.exploit-db.com/exploits/42024/ exploit vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2016-10033?
CVE-2016-10033 has been scored as a critical severity vulnerability.
How to fix CVE-2016-10033?
To fix CVE-2016-10033, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-10033 being actively exploited in the wild?
It is confirmed that CVE-2016-10033 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~94% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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