CVE-2021-38084
8.1 HIGHAn issue was discovered in the POP3 component of Courier Mail Server before 1.1.5
Published: 2021-08-03 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 8.1 HIGH
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-74
Affected products
| Vendor | Product |
|---|---|
| courier-mta | courier_mail_server |
Description
An issue was discovered in the POP3 component of Courier Mail Server before 1.1.5. Meddler-in-the-middle attackers can pipeline commands after the POP3 STLS command, injecting plaintext commands into an encrypted user session.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-38084
- [Other]https://sourceforge.net/p/courier/mailman/courier-imap/thread/cone.1382574216.483027.8082.1000%40monster.email-scan.com/#msg31555583
- [Other]https://sourceforge.net/p/courier/mailman/message/37329216/
- [Other]https://sourceforge.net/p/courier/mailman/courier-imap/thread/cone.1382574216.483027.8082.1000%40monster.email-scan.com/#msg31555583
- [Other]https://sourceforge.net/p/courier/mailman/message/37329216/
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Same CWE
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