CVE-2020-29042
Quick assessment
Affected
n/a n/a
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.
BigBlueButton是BigBlueButton（Bigbluebutton）社区的一套开源的Web会议系统。 BigBlueButton 2.2.29版本及之前版本存在安全漏洞，该漏洞源于可以为受访问代码保护的会议输入无限数量的代码，可能会发生暴力攻击。
Possible ATT&CK Techniques 1 AI
T1110.004 · Credential Stuffing
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I. Basic Information for CVE-2020-29042
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in BigBlueButton through 2.2.29. A brute-force attack may occur because an unlimited number of codes can be entered for a meeting that is protected by an access code.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
BigBlueButton 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BigBlueButton是BigBlueButton（Bigbluebutton）社区的一套开源的Web会议系统。 BigBlueButton 2.2.29版本及之前版本存在安全漏洞，该漏洞源于可以为受访问代码保护的会议输入无限数量的代码，可能会发生暴力攻击。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2020-29042
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Exploits & Public PoCs for CVE-2020-29042 (2)
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https://cxsecurity.com/issue/WLB-2020110210 x_refsource_MISC
Other References for CVE-2020-29042 (1)
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https://github.com/bigbluebutton/bigbluebutton/releases x_refsource_MISC
Same Patch Batch · n/a · 2020-11-26 · 19 CVEs total
| CVE-2020-7778 | 7.3 HIGH | Prototype Pollution |
| CVE-2020-7779 | 5.3 MEDIUM | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-12262 | 多款 Intelbras 产品跨站脚本漏洞 | |
| CVE-2020-29130 | libslirp 缓冲区错误漏洞 | |
| CVE-2020-29129 | libslirp 缓冲区错误漏洞 | |
| CVE-2020-26936 | Cloudera Data Engineering 跨站请求伪造漏洞 | |
| CVE-2020-29043 | BigBlueButton 安全漏洞 | |
| CVE-2020-13886 | 多款 Intelbras 产品路径遍历漏洞 | |
| CVE-2020-27663 | GLPI 安全漏洞 | |
| CVE-2020-27662 | GLPI 安全漏洞 | |
| CVE-2020-27207 | Zetetic Sqlcipher 资源管理错误漏洞 | |
| CVE-2020-29128 | Petl 安全漏洞 | |
| CVE-2020-27251 | Rockwell Automation FactoryTalk Linx 缓冲区错误漏洞 | |
| CVE-2020-27255 | Rockwell Automation FactoryTalk Linx 信息泄露漏洞 | |
| CVE-2020-27253 | Rockwell Automation FactoryTalk Linx 输入验证错误漏洞 | |
| CVE-2020-25652 | SPICE vdagent 安全漏洞 | |
| CVE-2020-25653 | SPICE vdagent 竞争条件问题漏洞 | |
| CVE-2020-25651 | SPICE vdagent 竞争条件问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2020-29042
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