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CVE-2024-55628— Suricata oversized resource names utilizing DNS name compression can lead to resource starvation

Quick assessment

Affected
OISF suricata
Exploitation
Public or AI PoC available; prioritize validation
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DNS资源名称压缩可能会导致包含非常大包含主机名的小型DNS消息，而这些主机名的解码成本可能很高，并且会导致非常大的DNS日志记录。

CVSS 7.5 · High EPSS 0.69% · P50

Possible ATT&CK Techniques 1 AI

T1115 · Clipboard Data
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I. Basic Information for CVE-2024-55628

Vulnerability Information
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Vulnerability Title
Suricata oversized resource names utilizing DNS name compression can lead to resource starvation
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 version 7.0.8, DNS resource name compression can lead to small DNS messages containing very large hostnames which can be costly to decode, and lead to very large DNS log records. While there are limits in place, they were too generous. The issue has been addressed in Suricata 7.0.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不对称的资源消耗(放大攻击)
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DNS资源名称压缩可能会导致包含非常大包含主机名的小型DNS消息，而这些主机名的解码成本可能很高，并且会导致非常大的DNS日志记录。
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-2024-55628

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 8420 chars
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III. Intelligence Information for CVE-2024-55628

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Patches & Fixes for CVE-2024-55628 (3)

Vendor Advisories for CVE-2024-55628 (1)

Other References for CVE-2024-55628 (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-2024-55605 7.5 HIGH Suricata allows stack overflow in transforms
CVE-2024-55627 5.9 MEDIUM Suricata segfault on StreamingBufferSlideToOffsetWithRegions
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-405

V. Comments for CVE-2024-55628

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