aiosmtpd is a reimplementation of the Python stdlib smtpd.py based on asyncio. aiosmtpd is vulnerable to inbound SMTP smuggling. SMTP smuggling is a novel vulnerability based on not so novel interpretation differences of the SMTP protocol. By exploiting SMTP smuggling, an attacker may send smuggle/spoof e-mails with fake sender addresses, allowing advanced phishing attacks. This issue is also existed in other SMTP software like Postfix. With the right SMTP server constellation, an attacker can send spoofed e-mails to inbound/receiving aiosmtpd instances. This issue has been addressed in version 1.4.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
History

Wed, 22 Jan 2025 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Aio-libs
Aio-libs aiosmtpd
CPEs cpe:2.3:a:aio-libs:aiosmtpd:*:*:*:*:*:*:*:*
Vendors & Products Aio-libs
Aio-libs aiosmtpd

cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2024-08-02T00:27:59.989Z

Reserved: 2024-02-22T18:08:38.875Z

Link: CVE-2024-27305

cve-icon Vulnrichment

Updated: 2024-08-02T00:27:59.989Z

cve-icon NVD

Status : Analyzed

Published: 2024-03-12T21:15:58.630

Modified: 2025-01-22T15:02:31.500

Link: CVE-2024-27305

cve-icon Redhat

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