PT-2022-17096 · Nginx · Njs

Anonym0Us1337 · Publicado 2022-02-14 · Atualizado 2026-04-21 · CVE-2022-25139

Positive Technologies (AI Summary) · Pt

CVSS v3.1

9.8

Crítica

Vetor base

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

Nome do software vulnerável e versões afetadas

Versões do njs até a 0.7.0

Descrição

Foi descoberta uma vulnerabilidade de uso após liberação da memória (heap use-after-free) na função njs await fulfilled, afetando o njs utilizado no NGINX.

Recomendações

Para versões até 0.7.0, considere desativar a função njs await fulfilled até que um patch esteja disponível.

Exploit

Correção

Use After Free

Enumeração de Fraquezas

CWE-416

Identificadores relacionados

CLEANSTART-2026-AF45008

CLEANSTART-2026-BA37192

CLEANSTART-2026-MQ02912

CLEANSTART-2026-XB16901

CLEANSTART-2026-ZN32454

CLEANSTART-2026-ZT77083

CVE-2022-25139

Produtos afetados

Njs

Referências · 63

• 🔥 https://github.com/nginx/njs/issues/451 · Exploit
• https://github.com/nginx/njs/commit/6a07c2156a07ef307b6dcf3c2ca8571a5f1af7a6 · Correção
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-XB16901.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-MQ02912.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-ZT77083.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-ZN32454.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-AF45008.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-BA37192.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-BA37192 · Nota
• https://osv.dev/vulnerability/CVE-2021-23017 · Nota
• https://osv.dev/vulnerability/CVE-2024-32760 · Nota
• https://osv.dev/vulnerability/CLEANSTART-2026-XB16901 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2022-41742 · Nota
• https://osv.dev/vulnerability/CVE-2024-31079 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2019-9516 · Nota de Segurança