CVE-2025-32801— Loading a malicious hook library can lead to local privilege escalation
Quick assessment
Affected
ISC Kea
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.
ISC Kea是ISC组织的一个现代开源 DHCPv4 和 DHCPv6 服务器。 ISC Kea 2.4.0至2.4.1版本、2.6.0至2.6.2版本和2.7.0至2.7.8版本存在安全漏洞，该漏洞源于配置和API指令可加载恶意钩子库，可能导致以root权限运行Kea。
Possible ATT&CK Techniques 3 AI
T1190 · Exploit Public-Facing Application T1505 · Server Software Component T1546 · Event Triggered Execution
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I. Basic Information for CVE-2025-32801
Vulnerability Information
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Vulnerability Title
Loading a malicious hook library can lead to local privilege escalation
Source: CVE Program / CVE List V5
Vulnerability Description
Kea configuration and API directives can be used to load a malicious hook library. Many common configurations run Kea as root, leave the API entry points unsecured by default, and/or place the control sockets in insecure paths.
This issue affects Kea versions 2.4.0 through 2.4.1, 2.6.0 through 2.6.2, and 2.7.0 through 2.7.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
ISC Kea 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ISC Kea是ISC组织的一个现代开源 DHCPv4 和 DHCPv6 服务器。 ISC Kea 2.4.0至2.4.1版本、2.6.0至2.6.2版本和2.7.0至2.7.8版本存在安全漏洞，该漏洞源于配置和API指令可加载恶意钩子库，可能导致以root权限运行Kea。
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
II. Public POCs for CVE-2025-32801
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · ISC · 2025-05-28 · 3 CVEs total
| CVE-2025-32802 | 6.1 MEDIUM | Insecure handling of file paths allows multiple local attacks |
| CVE-2025-32803 | 4.0 MEDIUM | Insecure file permissions can result in confidential information leakage |
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V. Comments for CVE-2025-32801
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