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CVE-2024-55627— Suricata segfault on StreamingBufferSlideToOffsetWithRegions

Quick assessment

Affected
OISF suricata
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.

Suricata是Open Information Security基金会的一个网络IDS、IPS和NSM引擎。 Suricata 7.0.8之前版本存在安全漏洞，该漏洞源于无符号整数下溢，在使用memset初始化期间用零填充时，特制的TCP流可能会导致非常大的缓冲区溢出。

CVSS 5.9 · Medium EPSS 1.02% · P62

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-55627

Vulnerability Information
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Vulnerability Title
Suricata segfault on StreamingBufferSlideToOffsetWithRegions
Source: CVE Program / CVE List V5
Vulnerability Description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.8, a specially crafted TCP stream can lead to a very large buffer overflow while being zero-filled during initialization with memset due to an unsigned integer underflow. The issue has been addressed in Suricata 7.0.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数下溢(超界折返)
Source: CVE Program / CVE List V5
Vulnerability Title
Suricata 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Suricata是Open Information Security基金会的一个网络IDS、IPS和NSM引擎。 Suricata 7.0.8之前版本存在安全漏洞，该漏洞源于无符号整数下溢，在使用memset初始化期间用零填充时，特制的TCP流可能会导致非常大的缓冲区溢出。
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
OISF suricata < 7.0.8 -

II. Public POCs for CVE-2024-55627

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III. Intelligence Information for CVE-2024-55627

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Patches & Fixes for CVE-2024-55627 (4)

Vendor Advisories for CVE-2024-55627 (1)

Same Patch Batch · OISF · 2025-01-06 · 5 CVEs total

CVE-2024-55629 7.5 HIGH Suricata generic detection bypass using TCP urgent support
CVE-2024-55628 7.5 HIGH Suricata oversized resource names utilizing DNS name compression can lead to resource star
CVE-2024-55605 7.5 HIGH Suricata allows stack overflow in transforms
CVE-2024-55626 3.3 LOW Suricata oversized bpf file can lead to buffer overflow

IV. Related Vulnerabilities

Same product: suricata
Same vendor: OISF
Same weakness: CWE-191

V. Comments for CVE-2024-55627

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