Vulnerability Report

CVE-2017-15806

RCE

Title: Zetacomponents Mail RCE

RCE

Proof Of Concept

PoC Available for CVE-2017-15806

CWE Category CWE-94

Published Date Nov 15, 2017

Modified Date Jun 17, 2026

Exploit Status Available

Score 8.1 CVSS v3.0

Exploit Probability (EPSS)

10.65%

Vulnerability Summary

CVE-2017-15806: 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."

Impacted Vendors

Reference Links

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/ 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/

CVSS v3.0

Source Entity [email protected]

Severity HIGH

8.1

Attack Vector

NETWORK

Complexity

HIGH

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

6.8

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns