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CVE-2024-2397— infinite loop in the PPP printer of tcpdump

Quick assessment

Affected
The Tcpdump Group tcpdump
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存在安全漏洞，该漏洞源于对数据包数据缓冲区管理错误。

CVSS 6.2 · Medium EPSS 0.29% · P20

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2024-2397

Vulnerability Information
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Vulnerability Title
infinite loop in the PPP printer of tcpdump
Source: CVE Program / CVE List V5
Vulnerability Description
Due to a bug in packet data buffers management, the PPP printer in tcpdump can enter an infinite loop when reading a crafted DLT_PPP_SERIAL .pcap savefile. This problem does not affect any tcpdump release, but it affected the git master branch from 2023-06-05 to 2024-03-21.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: CVE Program / CVE List V5
Vulnerability Title
tcpdump 安全漏洞
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存在安全漏洞，该漏洞源于对数据包数据缓冲区管理错误。
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
The Tcpdump Group tcpdump 0d4083e ~ b9811ef -

II. Public POCs for CVE-2024-2397

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III. Intelligence Information for CVE-2024-2397

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Patches & Fixes for CVE-2024-2397 (1)

Mailing List Discussions for CVE-2024-2397 (2)

IV. Related Vulnerabilities

Same product: tcpdump
Same vendor: The Tcpdump Group
Same weakness: CWE-835

V. Comments for CVE-2024-2397

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