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CVE-2023-2884— Insecure Randomness in CBOT's Chatbot

Quick assessment

Affected
CBOT Chatbot
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.

CBOT Chatbot是CBOT公司的一个人工智能驱动的实时聊天解决方案。 CBOT Chatbot Core v4.0.3.4 之前版本、 Panel v4.0.3.7之前版本存在安全特征问题漏洞，该漏洞源于使用加密弱伪随机数生成器 (PRNG)，允许通过密钥重新创建进行签名欺骗。

CVSS 9.8 · Critical EPSS 0.69% · P52

Possible ATT&CK Techniques 1 AI

T1552.004 · Private Keys

Affected Version Matrix 1

VendorProduct Version RangeStatus
CBOT Chatbot < Core: v4.0.3.4 Panel: v4.0.3.7 affected
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I. Basic Information for CVE-2023-2884

Vulnerability Information
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Vulnerability Title
Insecure Randomness in CBOT's Chatbot
Source: CVE Program / CVE List V5
Vulnerability Description
Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random Values vulnerability in CBOT Chatbot allows Signature Spoofing by Key Recreation. This issue affects Chatbot: before Core: v4.0.3.4 Panel: v4.0.3.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用具有密码学弱点缺陷的PRNG
Source: CVE Program / CVE List V5
Vulnerability Title
CBOT Chatbot 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CBOT Chatbot是CBOT公司的一个人工智能驱动的实时聊天解决方案。 CBOT Chatbot Core v4.0.3.4 之前版本、 Panel v4.0.3.7之前版本存在安全特征问题漏洞，该漏洞源于使用加密弱伪随机数生成器 (PRNG)，允许通过密钥重新创建进行签名欺骗。
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
CBOT Chatbot 0 ~ Core: v4.0.3.4 Panel: v4.0.3.7 -

II. Public POCs for CVE-2023-2884

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III. Intelligence Information for CVE-2023-2884

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Vendor Advisories for CVE-2023-2884 (1)

Other References for CVE-2023-2884 (1)

Same Patch Batch · CBOT · 2023-05-25 · 6 CVEs total

CVE-2023-2887 9.8 CRITICAL User Authentication Bypass in CBOT's Chatbot
CVE-2023-2882 9.8 CRITICAL Privilege Escalation in CBOT's Chatbot
CVE-2023-2883 8.8 HIGH IDOR in CBOT's Chatbot
CVE-2023-2885 8.1 HIGH Channel Accessible by Non-Endpoint in CBOT's Chatbot
CVE-2023-2886 4.3 MEDIUM Cross-Site WebSocket Hijacking in CBOT's Chatbot

IV. Related Vulnerabilities

Same product: Chatbot
Same vendor: CBOT
Same weakness: CWE-338

V. Comments for CVE-2023-2884

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