CVE-2021-38084
Last modified
CVE-2021-38084 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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.. EPSS estimates a 1.36% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Courier-Mta | Courier Mail Server | < 1.1.5 |
References
- https://sourceforge.net/p/courier/mailman/message/37329216/Third Party Advisory
- https://sourceforge.net/p/courier/mailman/message/37329216/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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