CVE•Published 2023-05-25•Modified 2024-11-21•1 article on news•5 live references•NVD data

CVE-2023-2884Cbot · Cbot_core

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 68% of all CVEs

Weaknesses (CWE)

CWE-330Use of Insufficiently Random Values CWE-338Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

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.

Timeline

Published 2023-05-25

Modified 2024-11-21

External references

NVD MITRE Exploit-DB GitHub PoC VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2023-2884

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Cbot Cbot Core"

All exposed Cbot Cbot Core instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Cbot Core"

HTTP body or banner mentions "Cbot Core" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2023-2884