PT-2023-29573 · Mybb · Mybb

Or4Ngm4N · Publicado 2023-11-06 · Atualizado 2024-03-06 · CVE-2023-45556

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions Mybb Mybb Forums version 1.8.33

Description The issue allows a local attacker to execute arbitrary code via the theme Name parameter in the theme management component. This is a Cross Site Scripting issue.

Recommendations For Mybb Mybb Forums version 1.8.33, consider restricting access to the theme management component to minimize the risk of exploitation. Avoid using the theme Name parameter in the theme management component until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Enumeração de Fraquezas

CWE-79

Identificadores relacionados

BIT-MYBB-2023-45556

CVE-2023-45556

GHSA-4XQM-3CM2-5XGF

Produtos afetados

Mybb

Referências · 7

• 🔥 https://github.com/Or4ngm4n/Mybb/blob/main/MyBB%201.8.33%20Cross%20Site%20Scripting.txt · Exploit
• https://github.com/mybb/mybb/security/advisories/GHSA-4xqm-3cm2-5xgf · Correção
• https://osv.dev/vulnerability/BIT-mybb-2023-45556 · Aviso do Fabricante
• https://raw.githubusercontent.com/Or4ngm4n/Mybb/main/Screenshot%202023-10-08%20012112.png · Nota
• https://t.me/cibsecurity/73645 · Publicação no Telegram
• https://nvd.nist.gov/vuln/detail/CVE-2023-45556 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2023-45556 · Aviso do Fabricante