CVE-2025-9019— tcpreplay tcpprep cidr.c mask_cidr6 heap-based overflow
Quick assessment
Affected
n/a tcpreplay
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.
Appneta Tcpreplay是美国Appneta公司的一套基于UNIX操作系统用于编辑和重放网络流量的开源实用程序。 Appneta Tcpreplay 4.5.1版本存在安全漏洞，该漏洞源于cidr.c文件中mask_cidr6函数存在堆缓冲区溢出。
Possible ATT&CK Techniques 2 AI
T1203 · Exploitation for Client Execution T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-9019
Vulnerability Information
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Vulnerability Title
tcpreplay tcpprep cidr.c mask_cidr6 heap-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in tcpreplay 4.5.1. This vulnerability affects the function mask_cidr6 of the file cidr.c of the component tcpprep. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The researcher is able to reproduce this with the latest official release 4.5.1 and the current master branch. The code maintainer cannot reproduce this for 4.5.2-beta1. In his reply the maintainer explains that "[i]n that case, this is a duplicate that was fixed in 4.5.2."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Appneta Tcpreplay 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Appneta Tcpreplay是美国Appneta公司的一套基于UNIX操作系统用于编辑和重放网络流量的开源实用程序。 Appneta Tcpreplay 4.5.1版本存在安全漏洞，该漏洞源于cidr.c文件中mask_cidr6函数存在堆缓冲区溢出。
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 |
|---|---|---|---|---|
| - | tcpreplay | 4.5.1 | - |
|
II. Public POCs for CVE-2025-9019
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2025-9019
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