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I. Basic Information for CVE-2015-7691
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The crypto_xmit function in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (crash) via crafted packets containing particular autokey operations. NOTE: This vulnerability exists due to an incomplete fix for CVE-2014-9750.
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
NTP 拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NTP（Network Time Protocol，网络时间协议）是一款通过网络同步计算机时钟的协议。 NTP 4.2.8p4之前版本和4.3.77之前4.3.x版本中存在安全漏洞，该漏洞源于程序没有正确检查数据包长度。攻击者可利用该漏洞造成拒绝服务（ntpd崩溃）。（注：该漏洞源于CNNVD-201510-026补丁的不完全修复）
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
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II. Public POCs for CVE-2015-7691
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III. Intelligence Information for CVE-2015-7691
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IV. Related Vulnerabilities
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V. Comments for CVE-2015-7691

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