CVE-2017-9801

Description

When a call-site passes a subject for an email that contains line-breaks in Apache Commons Email 1.0 through 1.4, the caller can add arbitrary SMTP headers.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.20%
Third-Party Advisory securityfocus.com Third-Party Advisory securitytracker.com
Affected: Apache Software Foundation Apache Commons Email
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread.html/7ef903a772a2ff08605df1be819044fb15df2815eb3d63878b3fbbb5%40%3Cannounce.apache.org%3E mailing list
http://www.securitytracker.com/id/1039043 vdb entry third party advisory
http://www.securityfocus.com/bid/100082 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-9801?
CVE-2017-9801 has been scored as a high severity vulnerability.
How to fix CVE-2017-9801?
To fix CVE-2017-9801, 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-2017-9801 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-9801 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-9801?
CVE-2017-9801 affects Apache Software Foundation Apache Commons Email.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.