PT-2020-19781 · Nodemailer · Nodemailer

Vineet Kumar · Published 2020-11-12 · Updated 2021-07-21 · CVE-2020-7769

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions nodemailer versions prior to 6.4.16

Description The issue allows for arbitrary command flag injection in sendmail transport when sending mails, due to the use of crafted recipient email addresses.

Recommendations For versions prior to 6.4.16, update to version 6.4.16 or later to resolve the issue.

Exploit

Fix

Argument Injection

Weakness Enumeration

CWE-88

Related Identifiers

CVE-2020-7769

GHSA-48WW-J4FC-435P

SNYK-JAVA-ORGWEBJARSNPM-1039742

SNYK-JS-NODEMAILER-1038834

Affected Products

Nodemailer

References · 14

• 🔥 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1039742 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JS-NODEMAILER-1038834 · Exploit
• https://github.com/nodemailer/nodemailer/commit/ba31c64c910d884579875c52d57ac45acc47aa54 · Patch
• https://osv.dev/vulnerability/CVE-2020-7769 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-7769 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-7769 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-7769 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-48ww-j4fc-435p · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-7769 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-7769 · Security Note
• https://cve.org/CVERecord?id=CVE-2020-7769 · Security Note
• https://github.com/nodemailer/nodemailer/blob/33b62e2ea6bc9215c99a9bb4bfba94e2fb27ebd0/lib/sendmail-transport/index.js%23L75 · Note
• https://github.com/nodemailer/nodemailer/blob/33b62e2ea6bc9215c99a9bb4bfba94e2fb27ebd0/lib/sendmail-transport/index.js#L75 · Note
• https://npmjs.com/package/nodemailer · Note