Vulnerability CVE-2017-15806
Published: 2017-11-15

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."

See advisories in our WLB2 database:
Topic
Author
Date
High
Zeta Components Mail 1.8.1 Remote Code Execution
MalwareBenchmark
17.11.2017

Type:

CWE-94

 (Improper Control of Generation of Code ('Code Injection'))

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

 References:
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/
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