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CVE-2024-24568— Suricata http2: header handling evasion

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是开放信息安全基金会（Open Information Security Foundation，OISF）和其支持的厂商共同开发的一套网络入侵检测系统（IDS）、入侵防御系统（IPS）和网络安全监控引擎，它支持多线程、内置IPv6、可加载预设规则等。 Suricata 7.0.3 版本之前存在安全漏洞，该漏洞源于检查 HTTP2 标头的规则可能会被特制的流量绕过。

CVSS 5.3 · Medium EPSS 0.64% · P49

Possible ATT&CK Techniques 1 AI

T1564.004 · NTFS File Attributes
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I. Basic Information for CVE-2024-24568

Vulnerability Information
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Vulnerability Title
Suricata http2: header handling evasion
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 7.0.3, the rules inspecting HTTP2 headers can get bypassed by crafted traffic. The vulnerability has been patched in 7.0.3.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Suricata 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Suricata是开放信息安全基金会（Open Information Security Foundation，OISF）和其支持的厂商共同开发的一套网络入侵检测系统（IDS）、入侵防御系统（IPS）和网络安全监控引擎，它支持多线程、内置IPv6、可加载预设规则等。 Suricata 7.0.3 版本之前存在安全漏洞，该漏洞源于检查 HTTP2 标头的规则可能会被特制的流量绕过。
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 >= 7.0.0, < 7.0.3 -

II. Public POCs for CVE-2024-24568

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III. Intelligence Information for CVE-2024-24568

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Patches & Fixes for CVE-2024-24568 (1)

Vendor Advisories for CVE-2024-24568 (1)

Mailing List Discussions for CVE-2024-24568 (1)

Other References for CVE-2024-24568 (1)

Same Patch Batch · OISF · 2024-02-26 · 5 CVEs total

CVE-2024-23835 7.5 HIGH Suricata's pgsql: memory exhaustion use on record parsing
CVE-2024-23836 7.5 HIGH crafted traffic can cause denial of service
CVE-2024-23837 7.5 HIGH LibHTP unbounded folded header handling leads to denial service
CVE-2024-23839 7.1 HIGH Suricata http: heap use after free with http.request_header and http.response_header keyw

IV. Related Vulnerabilities

Same product: suricata
Same vendor: OISF
Same weakness: CWE-284

V. Comments for CVE-2024-24568

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