MyBB Hide Thread Content 1.0 Information Disclosure

2021.01.29

Credit: 0xB9

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2021-3337

CWE: CWE-863

Ogólna skala CVSS: 5/10

Znaczenie: 2.9/10

Łatwość wykorzystania: 10/10

Wymagany dostęp: Zdalny

Złożoność ataku: Niska

Autoryzacja: Nie wymagana

Wpływ na poufność: Częściowy

Wpływ na integralność: Brak

Wpływ na dostępność: Brak

# Exploit Title: MyBB Hide Thread Content Plugin 1.0 - Information Disclosure
# Date: 1/27/2021
# Author: 0xB9
# Twitter: @0xB9Sec
# Contact: 0xB9[at]pm.me
# Software Link: https://community.mybb.com/mods.php?action=view&pid=1430
# Version: 1.0
# Tested on: Windows 10
# CVE: CVE-2021-3337
1. Description:
This plugin hides thread content until user replies to the thread. The information disclosure is hidden content can be viewed without replying.
2. Proof of Concept:
- Visit a post where content is hidden
- Click the reply or quote button below
Thread content will be displayed in the [quote] bracket without needing to reply

See this note in RAW Version

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