CVE-2017-16944
Quick assessment
Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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。 Exim 4.88版本和4.89版本中的SMTP守护进程的receive.c文件的‘receive_msg’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（无限循坏和栈耗尽）。
Public Exploits 1
ExploitDB · 1
EDB-43184 [dos]
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I. Basic Information for CVE-2017-16944
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to cause a denial of service (infinite loop and stack exhaustion) via vectors involving BDAT commands and an improper check for a '.' character signifying the end of the content, related to the bdat_getc function.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Exim 安全漏洞
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。 Exim 4.88版本和4.89版本中的SMTP守护进程的receive.c文件的‘receive_msg’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（无限循坏和栈耗尽）。
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)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
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II. Public POCs for CVE-2017-16944
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2017-16944 (2)
Exploits & Public PoCs for CVE-2017-16944 (1)
Mailing List Discussions for CVE-2017-16944 (5)
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http://openwall.com/lists/oss-security/2017/11/25/1 x_refsource_MISC
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http://openwall.com/lists/oss-security/2017/11/25/3 x_refsource_MISC
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http://openwall.com/lists/oss-security/2017/11/25/2 x_refsource_MISC
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Other References for CVE-2017-16944 (1)
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https://bugs.exim.org/show_bug.cgi?id=2201 x_refsource_MISC
Same Patch Batch · n/a · 2017-11-25 · 5 CVEs total
| CVE-2017-16946 | MISP 安全漏洞 | |
| CVE-2017-16942 | libsndfile 安全漏洞 | |
| CVE-2017-16943 | Exim 安全漏洞 | |
| CVE-2017-16941 | October CMS 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2017-16944
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