CVE-2017-9801

7.5 HIGH

Published: August 07, 2017 Modified: May 13, 2026

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.securityfocus.com/bid/100082

Source: security@apache.org

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1039043

Source: security@apache.org

Third Party Advisory VDB Entry

https://lists.apache.org/thread.html/7ef903a772a2ff08605df1be819044fb15df2815eb3d63878b3fbbb5%40%3Cannounce.apache.org%3E

Source: security@apache.org

http://www.securityfocus.com/bid/100082

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1039043

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://lists.apache.org/thread.html/7ef903a772a2ff08605df1be819044fb15df2815eb3d63878b3fbbb5%40%3Cannounce.apache.org%3E

Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

6.0%

92th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

apache

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