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PatchSiren cyber security CVE debrief

CVE-2023-2885 CBOT CVE debrief

CVE-2023-2885 is a high-severity vulnerability in Cbot Chatbot involving improper enforcement of message integrity during transmission in a communication channel. In practical terms, this creates an adversary-in-the-middle risk for affected deployments. According to the NVD record, the issue affects Chatbot Core versions before 4.0.3.4 and Panel versions before 4.0.3.7.

Vendor
CBOT
Product
Chatbot
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2023-05-25
Original CVE updated
2024-11-21
Advisory published
2023-05-25
Advisory updated
2024-11-21

Who should care

Organizations running Cbot Chatbot Core or Panel, especially administrators, security teams, and anyone responsible for internet-facing or otherwise network-reachable deployments. Systems below Core 4.0.3.4 or Panel 4.0.3.7 should be treated as exposed to this issue until updated.

Technical summary

NVD classifies the weakness as CWE-924 and assigns CVSS 3.1 vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. The vulnerability is described as improper enforcement of message integrity during transmission, which can allow an adversary in the middle to interfere with communications. The affected CPE ranges in NVD list cbot_core versions before 4.0.3.4 and cbot_panel versions before 4.0.3.7.

Defensive priority

High. The attack surface is network-based, requires no privileges or user interaction, and the impact ratings indicate potential harm to confidentiality, integrity, and availability. Prioritize remediation for any exposed or production Cbot Chatbot deployments.

Recommended defensive actions

  • Upgrade Cbot Chatbot Core to version 4.0.3.4 or later.
  • Upgrade Cbot Chatbot Panel to version 4.0.3.7 or later.
  • Inventory deployed Cbot Core and Panel versions to confirm whether any instances fall below the fixed releases.
  • Treat affected instances as higher priority if they are reachable across untrusted networks or traverse shared infrastructure.
  • Review for any abnormal communication behavior or signs of message tampering before and after remediation.

Evidence notes

This debrief is based on the official CVE/NVD record and the linked USOM third-party advisory. The CVE was published on 2023-05-25 and the NVD record was last modified on 2024-11-21. NVD lists the affected versions and the CVSS vector, and identifies CWE-924. No KEV listing was supplied in the source corpus.

Official resources

Publicly disclosed in the CVE record on 2023-05-25. The NVD entry was later modified on 2024-11-21. No Known Exploited Vulnerabilities listing was provided in the supplied data.