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CVE-2024-36844

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.

libmodbus是一款使用C语言编写的，能够根据Modbus协议发送/接收数据的库。 libmodbus v3.1.6版本存在安全漏洞，该漏洞源于通过ctx->backend指针包含释放后重用，允许攻击者发送精心设计的消息来引发拒绝服务(DoS)。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.61% · P46

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-36844

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
libmodbus v3.1.6 was discovered to contain a use-after-free via the ctx->backend pointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.
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
libmodbus 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libmodbus是一款使用C语言编写的，能够根据Modbus协议发送/接收数据的库。 libmodbus v3.1.6版本存在安全漏洞，该漏洞源于通过ctx->backend指针包含释放后重用，允许攻击者发送精心设计的消息来引发拒绝服务(DoS)。
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-2024-36844

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III. Intelligence Information for CVE-2024-36844

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Other References for CVE-2024-36844 (1)

Same Patch Batch · n/a · 2024-05-31 · 9 CVEs total

CVE-2024-36845 libmodbus 安全漏洞
CVE-2024-31030 FreeCoAP 安全漏洞
CVE-2022-25037 wangEditor 安全漏洞
CVE-2022-25038 wangEditor 安全漏洞
CVE-2024-28736 Debezium UI 安全漏洞
CVE-2024-37018 OpenDaylight 安全漏洞
CVE-2024-37032 Ollama 安全漏洞
CVE-2024-36843 libmodbus 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2024-36844

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