PT-2023-12076 · Unknown · Ingress-Nginx

Gafnit Amiga · Publicado 2023-05-24 · Atualizado 2024-03-06 · CVE-2021-25748

Positive Technologies (AI Summary)

CVSS v3.1

7.6

Alta

Vetor base

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

Name of the Vulnerable Software and Affected Versions ingress-nginx (affected versions not specified)

Description A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use a newline character to bypass the sanitization of the spec.rules[].http.paths[].path field of an Ingress object to obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Enumeração de Fraquezas

CWE-20

Identificadores relacionados

BIT-NGINX-INGRESS-CONTROLLER-2021-25748

CVE-2021-25748

GHSA-863X-868H-968X

Produtos afetados

Ingress-Nginx

Referências · 10

• https://github.com/kubernetes/ingress-nginx · Nota
• https://github.com/kubernetes/ingress-nginx/issues/8686 · Aviso do Fabricante
• https://github.com/kubernetes/ingress-nginx/pull/8623 · Nota
• https://github.com/kubernetes/ingress-nginx/releases/tag/controller-v1.2.1 · Nota
• https://groups.google.com/g/kubernetes-security-announce/c/avaRYa9c7I8 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2021-25748 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2021-25748 · Aviso do Fabricante
• https://t.me/cibsecurity/64695 · Publicação no Telegram
• https://osv.dev/vulnerability/GHSA-863x-868h-968x · Aviso do Fabricante
• https://osv.dev/vulnerability/BIT-nginx-ingress-controller-2021-25748 · Aviso do Fabricante