PT-2023-22005 · Nextcloud · User Oidc

Mikaelgundersen · Publicado 2023-04-04 · Atualizado 2023-04-10 · CVE-2023-28848

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions user oidc versions 1.0.0 through 1.3.0

Description A vulnerability in user oidc, the OIDC connect user backend for Nextcloud, an open source collaboration platform, allowed an attacker to bypass the state protection. This was possible because an attacker could copy the expected state token from the first request to their second request.

Recommendations For versions 1.0.0 through 1.3.0, upgrade user oidc to version 1.3.0 to receive a patch for the issue.

Exploit

Correção

CSRF

Enumeração de Fraquezas

CWE-352

Identificadores relacionados

CVE-2023-28848

GHSA-52HV-XW32-WF7F

Produtos afetados

User Oidc

Referências · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28848.json · Exploit
• https://github.com/nextcloud/user_oidc/pull/580 · Aviso do Fabricante
• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-52hv-xw32-wf7f · Aviso do Fabricante
• https://t.me/cibsecurity/61397 · Publicação no Telegram
• https://osv.dev/vulnerability/CVE-2023-28848 · Aviso do Fabricante
• https://hackerone.com/reports/1878381 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2023-28848 · Nota de Segurança