🚨 [security] Update nodemailer 6.7.5 → 6.9.16 (minor)

[depfu]

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🚨 Your current dependencies have known security vulnerabilities 🚨

This dependency update fixes known security vulnerabilities. Please see the details below and assess their impact carefully. We recommend to merge and deploy this as soon as possible!

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Here is everything you need to know about this update. Please take a good look at what changed and the test results before merging this pull request.

What changed?

✳️ nodemailer (6.7.5 → 6.9.16) · Repo · Changelog

Security Advisories 🚨

🚨 nodemailer ReDoS when trying to send a specially crafted email

Summary

A ReDoS vulnerability occurs when nodemailer tries to parse img files with the parameter attachDataUrls set, causing the stuck of event loop.
Another flaw was found when nodemailer tries to parse an attachments with a embedded file, causing the stuck of event loop.

Details

Regex: /^data:((?:[^;];)(?:[^,])),(.)$/

Path: compile -> getAttachments -> _processDataUrl

Regex: /(<img\b[^>]* src\s*=[\s"']*)(data:([^;]+);[^"'>\s]+)/

Path: _convertDataImages

PoC

https://gist.github.com/francoatmega/890dd5053375333e40c6fdbcc8c58df6
https://gist.github.com/francoatmega/9aab042b0b24968d7b7039818e8b2698

Impact

ReDoS causes the event loop to stuck a specially crafted evil email can cause this problem.

Release Notes

Too many releases to show here. View the full release notes.

Commits

See the full diff on Github. The new version differs by 75 commits:

• chore(master): release 6.9.16 [skip-ci] (#1688)
• Bumped deps
• fix(addressparser): Correctly detect if user local part is attached to domain part
• chore(master): release 6.9.15 [skip-ci] (#1668)
• fix(mime): Added GeoJSON closes #1637 (#1665)
• fix: Fix memory leak (#1667)
• chore(master): release 6.9.14 [skip-ci] (#1649)
• fix(api): Added support for Ethereal authentication
• fix(well-known-services): Add Loopia in well known services (#1655)
• fix(services.json): update Mailtrap host and port in well known (#1652)
• fix(services.json): Add Email Services Provider Feishu Mail (CN) (#1648)
• chore(master): release 6.9.13 [skip-ci] (#1635)
• Merge branch 'master' of github.com:nodemailer/nodemailer
• fix(tls): Ensure servername for SMTP
• chore(master): release 6.9.12 [skip-ci] (#1633)
• fix(message-generation): Escape single quote in address names
• Merge branch 'master' of github.com:nodemailer/nodemailer
• Fixed tests
• chore(master): release 6.9.11 [skip-ci] (#1629)
• fix(headers): Ensure that Content-type is the bottom header
• chore(master): release 6.9.10 [skip-ci] (#1627)
• fix(data-uri): Moved all data-uri regexes to use the non-regex parseDataUri method
• Merge branch 'master' of github.com:nodemailer/nodemailer
• fix(data-uri): Do not use regular expressions for parsing data URI schemes
• chore(master): release 6.9.9 [skip-ci] (#1606)
• fix(security): Fix issues described in GHSA-9h6g-pr28-7cqp. Do not use eternal matching pattern if only a few occurences are expected
• chore: do not use caret in version specifier
• fix(tests): Use native node test runner, added code coverage support, removed grunt (#1604)
• chore(master): release 6.9.8 [skip-ci] (#1605)
• chore: removed double file
• fix(punycode): do not use native punycode module
• Test new github notice syntax for README
• Updated stale github action
• chore: remove redundant AWS SDK for JavaScript v2 (#1593)
• chore: add mailcatch.app to well-known/services.json (#1586)
• chore(master): release 6.9.7 [skip-ci] (#1585)
• Merge branch 'master' of github.com:nodemailer/nodemailer
• fix(customAuth): Do not require user and pass to be set for custom authentication schemes (fixes #1584)
• update - `services.json` - add SES SMTP endpoints for the AP region (#1580)
• chore(master): release 6.9.6 [skip-ci] (#1578)
• fix(tests): Removed Node v12 from test matrix as it is not compatible with the test framework anymore
• fix(inline): Use 'inline' as the default Content Dispostion value for embedded images
• chore(master): release 6.9.5 [skip-ci] (#1573)
• fix(license): Updated license year
• Removed legacy files (#1571)
• Added release workflow to publish npm packages from Github
• Update services.json
• v6.9.4
• v6.9.4
• v6.9.3
• specified license identifier
• Update README.md
• Merge branch 'master' of github.com:nodemailer/nodemailer
• Process last message from server
• feat: added https://forwardemail.net to well-known services
• v6.9.2
• v6.9.1
• Updated examples
• fixed tests
• v6.9.0
• fix sendMail function: callback should be optional (#1490)
• Updated README
• v6.8.0
• Add DNS timeout (#1468)
• #1459 Add a failing test for attachments with null content (#1466)
• add dns.REFUSED (#1458)
• v6.7.8 (#1452)
• Updated readme
• Resolver fixes (#1438)
• Reject unauthenticated verify call (#1434)
• Update test.yml (#1428)
• Add Bluewin config to well known services (#1402)
• Update SendCloud service config (#1397)
• renamed invalid mime type (#1427)
• Fix typo in base64/index.js

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This change is 

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Closed in favor of #2617.