CVE-2024-24568— Suricata http2: header handling evasion
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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: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
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
II. Public POCs for CVE-2024-24568
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- https://redmine.openinfosecfoundation.org/issues/6717x_refsource_MISC
- https://github.com/OISF/suricata/security/advisories/GHSA-gv29-5hqw-5h8cx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2024-24568
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
- CVE-2026-31937
Suricata dcerpc: quadratic complexity in dcerpc buffering - CVE-2026-31935
Suricata http2: unbounded resource consumption - CVE-2026-31934
Suricata smtp/mine: quadratic complexity in extracting urls - CVE-2026-31933
Suricata stream: quadratic complexity in stream inspection - CVE-2026-31932
Suricata krb5: quadratic complexity in krb5 buffering
Same vendor: OISF
- CVE-2026-31937
Suricata dcerpc: quadratic complexity in dcerpc buffering - CVE-2026-31935
Suricata http2: unbounded resource consumption - CVE-2026-31934
Suricata smtp/mine: quadratic complexity in extracting urls - CVE-2026-31933
Suricata stream: quadratic complexity in stream inspection - CVE-2026-31932
Suricata krb5: quadratic complexity in krb5 buffering
Same weakness: CWE-284
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