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CVE-2023-5044— Code injection via nginx.ingress.kubernetes.io/permanent-redirect annotation

Quick assessment

Affected
Kubernetes ingress-nginx
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.

Ingress NGINX Controller是Kubernetes开源的一个 Kubernetes 的入口控制器。 Ingress NGINX Controller 存在安全漏洞。攻击者利用该漏洞执行代码注入攻击。

CVSS 7.6 · High EPSS 56.61% · P99

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-5044

Vulnerability Information
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Vulnerability Title
Code injection via nginx.ingress.kubernetes.io/permanent-redirect annotation
Source: CVE Program / CVE List V5
Vulnerability Description
Code injection via nginx.ingress.kubernetes.io/permanent-redirect annotation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Ingress NGINX Controller 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ingress NGINX Controller是Kubernetes开源的一个 Kubernetes 的入口控制器。 Ingress NGINX Controller 存在安全漏洞。攻击者利用该漏洞执行代码注入攻击。
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
Kubernetes ingress-nginx 0 ~ 1.9.0 -

II. Public POCs for CVE-2023-5044

# POC Description Source Link Shenlong Link
1 PoC CVE-2023-5044 https://github.com/r0binak/CVE-2023-5044 POC Details
2 None https://github.com/4ARMED/cve-2023-5044 POC Details
3 Poc for CVE 2023 5044 https://github.com/KubernetesBachelor/CVE-2023-5044 POC Details
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III. Intelligence Information for CVE-2023-5044

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Vendor Advisories for CVE-2023-5044 (1)

Mailing List Discussions for CVE-2023-5044 (1)

Other References for CVE-2023-5044 (2)

Same Patch Batch · Kubernetes · 2023-10-25 · 3 CVEs total

CVE-2022-4886 8.8 HIGH Ingress-nginx `path` sanitization can be bypassed with `log_format` directive
CVE-2023-5043 7.6 HIGH Ingress nginx annotation injection causes arbitrary command execution

IV. Related Vulnerabilities

Same product: ingress-nginx
Same vendor: Kubernetes
Same weakness: CWE-20

V. Comments for CVE-2023-5044

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