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CVE-2018-19519

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

tcpdump是Tcpdump团队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。 tcpdump 4.9.2版本中的print-hncp.c文件的‘print_prefix’函数存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

AI Predicted 5.3 Difficulty: Easy EPSS 3.49% · P88
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I. Basic Information for CVE-2018-19519

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.
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
tcpdump 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
tcpdump是Tcpdump团队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。 tcpdump 4.9.2版本中的print-hncp.c文件的‘print_prefix’函数存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2018-19519

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III. Intelligence Information for CVE-2018-19519

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Vendor Advisories for CVE-2018-19519 (4)

Mailing List Discussions for CVE-2018-19519 (2)

Other References for CVE-2018-19519 (2)

Same Patch Batch · n/a · 2018-11-25 · 3 CVEs total

CVE-2018-19520 SDCMS 安全漏洞
CVE-2018-19518 University of Washington IMAP Toolkit 2007f 参数注入漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2018-19519

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