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CVE-2020-8291

Quick assessment

Affected
n/a Rocket.Chat server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Rocket.Chat是一套开源的团队聊天软件。 Rocket.Chat 3.9之前版本存在跨站脚本漏洞，该漏洞源于应用的链接预览渲染问题可能会导致潜在的XSS攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.63% · P48

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2020-8291

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A link preview rendering issue in Rocket.Chat versions before 3.9 could lead to potential XSS attacks.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Rocket.Chat 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Rocket.Chat是一套开源的团队聊天软件。 Rocket.Chat 3.9之前版本存在跨站脚本漏洞，该漏洞源于应用的链接预览渲染问题可能会导致潜在的XSS攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Rocket.Chat server Fixed versions: 3.10, 3.9.4, 3.8.5 -

II. Public POCs for CVE-2020-8291

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III. Intelligence Information for CVE-2020-8291

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Patches & Fixes for CVE-2020-8291 (1)

Same Patch Batch · n/a · 2021-10-18 · 19 CVEs total

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CVE-2021-42055 ASUSTek ZenBook Pro Due 15 UX582 安全漏洞
CVE-2021-36513 FreeSWITCH 安全漏洞
CVE-2021-42575 Sanitize 输入验证错误漏洞
CVE-2021-42576 David Kitchen bluemonday 安全漏洞
CVE-2021-41990 strongSwan 输入验证错误漏洞
CVE-2021-41991 strongSwan 输入验证错误漏洞
CVE-2021-22942 Ruby on Rails 输入验证错误漏洞
CVE-2021-21797 Nitro Software Nitro Pro 资源管理错误漏洞
CVE-2021-21796 Nitro Software Nitro Pro 资源管理错误漏洞
CVE-2010-2496 Pacemaker 授权问题漏洞
CVE-2021-41611 Squid 信任管理问题漏洞
CVE-2021-38562 Best Practical Request Tracker 信息泄露漏洞
CVE-2021-42565 myfactory.FMS 跨站脚本漏洞
CVE-2021-42566 myfactory.FMS 跨站脚本漏洞
CVE-2021-38297 Google Go 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Rocket.Chat server
Same vendor: n/a
Same weakness: CWE-79

V. Comments for CVE-2020-8291

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