An issue was discovered in the POP3 component of Courier...

8.1 CVSS

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from courier-mta

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CVE-2008-2667

SQL injection vulnerability in the Courier Authentication Library (aka courier-authlib)...

Medium 5.1

CVE-2008-2380

SQL injection vulnerability in authpgsqllib.c in Courier-Authlib before 0.62.0, when...

Medium 5.1

Affected Vendor

courier-mta

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Affected Software

courier mail server

Vulnerable Versions:

Timeline

Official Publish: August 3rd, 2021

Last Modified: August 4th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.