CVE-2017-15806

Public Exploit

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."

Category

8.1
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 21.22% Top 5%
Third-Party Advisory securityfocus.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.io Third-Party Advisory github.io Third-Party Advisory exploit-db.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.exploit-db.com/exploits/43155/ issue tracking exploit vdb entry third party advisory
https://kay-malwarebenchmark.github.io/blog/cve-2017-15806-critical-rce-vulnerability/ issue tracking third party advisory
https://kay-malwarebenchmark.github.io/blog/cve-2017-15806-yuan-cheng-dai-ma-zhi-xing-lou-dong/ issue tracking third party advisory
https://github.com/zetacomponents/Mail/issues/58 issue tracking third party advisory
https://github.com/zetacomponents/Mail/releases/tag/1.8.2 issue tracking release notes third party advisory
http://www.securityfocus.com/bid/101866 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-15806?
CVE-2017-15806 has been scored as a high severity vulnerability.
How to fix CVE-2017-15806?
To fix CVE-2017-15806, 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-2017-15806 being actively exploited in the wild?
It is possible that CVE-2017-15806 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~21% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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