CVE-2024-27305
aiosmtpd vulnerable to SMTP smuggling
描述
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.
如何修補 CVE-2024-27305
要修補 CVE-2024-27305,請將受影響套件升級到下列已修補版本。
- —升級至 1.2.2-1+deb11u1 或更新版本
- —升級至 1.4.5 或更新版本
- —升級至 24b6c79c8921cf1800e27ca144f4f37023982bbb 或更新版本
CVE-2024-27305 正在被利用嗎?
低 — EPSS 為 0.7%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0, < 1.2.2-1+deb11u1
- from 0, < 1.4.5
- from 0, < 24b6c79c8921cf1800e27ca144f4f37023982bbb, < 24b6c79c8921cf1800e27ca144f4f37023982bbb | from 0, < 1.4.5
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |