CVE-2017-15806 Information

Description

The send function in the ezcMailMtaTransport class in Zeta Components Mail before 1.8.2 does not properly restrict the set of characters used in the ezcMail returnPath property which might allow remote attackers to execute arbitrary code via a crafted email address as demonstrated by one containing -X/path/to/wwwroot/file.php.\

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/101866 https://github.com/zetacomponents/Mail/issues/58 https://github.com/zetacomponents/Mail/releases/tag/1.8.2 https://kay-malwarebenchmark.github.io/blog/cve-2017-15806-critical-rce-vulnerability/ https://kay-malwarebenchmark.github.io/blog/cve-2017-15806-yuan-cheng-dai-ma-zhi-xing-lou-dong/ https://www.exploit-db.com/exploits/43155/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1