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I. Basic Information for CVE-2018-6789
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Exim SMTP listener 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Exim是英国剑桥大学开发的一个运行于Unix系统中的开源消息传送代理（MTA），它主要负责邮件的路由、转发和投递。SMTP listener是其中的一个SMTP（简单邮件传输协议）监听器。 Exim 4.90及之前版本中的SMTP listener存在缓冲区溢出漏洞。远程攻击者可通过发送特制的消息利用该漏洞执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2018-6789
#POC DescriptionSource LinkShenlong Link
1CVE-2018-6789https://github.com/c0llision/exim-vuln-pocPOC Details
2Nonehttps://github.com/beraphin/CVE-2018-6789POC Details
3PoC materials to exploit CVE-2018-6789https://github.com/synacktiv/Exim-CVE-2018-6789POC Details
4This repository provides a learning environment to understand how an Exim RCE exploit for CVE-2018-6789 works.https://github.com/martinclauss/exim-rce-cve-2018-6789POC Details
5Exim < 4.90.1 RCE Vulnerability remake for Python3 with arguments passed from CLIhttps://github.com/thistehneisen/CVE-2018-6789-Python3POC Details
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III. Intelligence Information for CVE-2018-6789
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IV. Related Vulnerabilities
Same product: n/a
Same vendor: n/a
V. Comments for CVE-2018-6789

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