CVE-2016-10034

Name: CVE-2016-10034
Creator: NVD / NIST
Published: 2016-12-30T19:59:00.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 38.44%

Last modified Jun 17, 2026

CVE-2016-10034 is a vulnerability of currently unknown severity. The setFrom function in the Sendmail adapter in the zend-mail component before 2.4.11, 2.5.x, 2.6.x, and 2.7.x before 2.7.2, and Zend Framework before 2.4.11 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 e-mail address.. EPSS estimates a 38.44% chance of exploitation in the next 30 days.

Description

The setFrom function in the Sendmail adapter in the zend-mail component before 2.4.11, 2.5.x, 2.6.x, and 2.7.x before 2.7.2, and Zend Framework before 2.4.11 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 e-mail address.

Metrics

EPSS Probability

38.44%

98.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Zend	Zend Framework	<= 2.4.10
Zend	Zend-Mail	<= 2.4.10
Zend	Zend-Mail	2.5.0
Zend	Zend-Mail	2.5.1
Zend	Zend-Mail	2.5.2
Zend	Zend-Mail	2.6.0
Zend	Zend-Mail	2.6.1
Zend	Zend-Mail	2.6.2
Zend	Zend-Mail	2.7.0
Zend	Zend-Mail	2.7.1

References

http://www.securityfocus.com/bid/95144Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037539
https://framework.zend.com/security/advisory/ZF2016-04Exploit, Technical Description, Vendor Advisory
https://legalhackers.com/advisories/ZendFramework-Exploit-ZendMail-Remote-Code-Exec-CVE-2016-10034-Vuln.htmlExploit, Technical Description, Third Party Advisory
https://security.gentoo.org/glsa/201804-10
https://www.exploit-db.com/exploits/40979/
https://www.exploit-db.com/exploits/40986/
https://www.exploit-db.com/exploits/42221/
http://www.securityfocus.com/bid/95144Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037539
https://framework.zend.com/security/advisory/ZF2016-04Exploit, Technical Description, Vendor Advisory
https://legalhackers.com/advisories/ZendFramework-Exploit-ZendMail-Remote-Code-Exec-CVE-2016-10034-Vuln.htmlExploit, Technical Description, Third Party Advisory
https://security.gentoo.org/glsa/201804-10
https://www.exploit-db.com/exploits/40979/
https://www.exploit-db.com/exploits/40986/
https://www.exploit-db.com/exploits/42221/

Timeline

Published: Dec 30, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-10034?

How severe is CVE-2016-10034?

Severity scoring for CVE-2016-10034 is pending analysis. The EPSS model estimates a 38.44% probability of exploitation in the next 30 days.

How do I fix CVE-2016-10034?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-10034?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST