VDB-229928 · CVE-2023-2884 · GCVE-0-2023-2884

CBOT Chatbot prior 4.0.3.7 Pseudo-Random Number Generator random values

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in CBOT Chatbot. It has been declared as problematic. The affected element is an unknown function of the component Pseudo-Random Number Generator. Such manipulation leads to random values. This vulnerability is listed as CVE-2023-2884. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in CBOT Chatbot (Chat Software) and classified as problematic. Affected by this issue is some unknown processing of the component Pseudo-Random Number Generator. The manipulation with an unknown input leads to a random values vulnerability. Using CWE to declare the problem leads to CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. Impacted is confidentiality. CVE summarizes:

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.

The weakness was presented 05/25/2023. The advisory is shared for download at usom.gov.tr. This vulnerability is handled as CVE-2023-2884 since 05/25/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.001.

Upgrading to version 4.0.3.7 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Chat Software

Vendor

CBOT

Name

Chatbot

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Random values
CWE: CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chatbot 4.0.3.7

Timelineinfo

05/25/2023 🔍
05/25/2023 +0 days 🔍
05/25/2023 +0 days 🔍
05/22/2026 +1093 days 🔍

Sourcesinfo

Advisory: usom.gov.tr
Status: Confirmed

CVE: CVE-2023-2884 (🔍)
GCVE (CVE): GCVE-0-2023-2884
GCVE (VulDB): GCVE-100-229928

Entryinfo

Created: 05/25/2023 14:27
Updated: 05/22/2026 14:23
Changes: 05/25/2023 14:27 (49), 06/17/2023 16:00 (11), 05/22/2026 14:23 (22)
Complete: 🔍
Cache ID: 216::103