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I. Basic Information for CVE-2017-12997
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldp_private_8021_print().
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
tcpdump LLDP解析器资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
tcpdump是Tcpdump团队开发的一套运行在命令行下的嗅探工具。该工具主要用于数据包分析和网络流量捕获等。LLDP parser是其中的一个链路层发现协议解析器。 tcpdump 4.9.1及之前的版本中的LLDP解析器的print-lldp.c文件的‘lldp_private_8021_print()’函数存在资源管理错误漏洞。远程攻击者可利用该漏洞造成拒绝服务（无限循环）。
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-2017-12997
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III. Intelligence Information for CVE-2017-12997
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IV. Related Vulnerabilities
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Same vendor: n/a
V. Comments for CVE-2017-12997

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