What is the CVSS score of CVE-2014-8656?

CVE-2014-8656 has a CVSS 2.0 base score of 10.0 (Critical). CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS exploitation probability: 15.6%.

Is there a public PoC exploit available for CVE-2014-8656?

Yes, a public proof-of-concept exploit is available for CVE-2014-8656. Prioritise patching immediately. EPSS: 15.6%.

Cg6640E Wireless Gateway CVE-2014-8656

CRITICAL

Credentials Management Errors (CWE-255)

2014-11-06 cve@mitre.org

Authentication Bypass Firmware Cg6640E Wireless Gateway Ch664Oe Wireless Gateway Compal Broadband Networks

10.0

CVSS 2.0 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-255 ASVS 5.0 V6 - Authentication Credentials management errors MITRE ATT&CK 1 technique across 1 tactic: Defense Evasion The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 10.0 (CRITICAL). Attack characteristics: network attack vector, low complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 15.61%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the critical-severity affected system.

Emergency Immediate action required. Why: CRITICAL + active threat signals, no patch available.

No patch listed yet 15.6% exploitation probability (EPSS)

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AnalysisAI

The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH have a default password of (1) admin for the admin account and (2) compalbn for the. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 15.6%.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-255. The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH have a default password of (1) admin for the admin account and (2) compalbn for the root account, which makes it easier for remote attackers to obtain access to certain sensitive information via unspecified vectors. Affected products include: Compal Broadband Networks Firmware, Compal Broadband Networks Cg6640E Wireless Gateway, Compal Broadband Networks Ch664Oe Wireless Gateway.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 10.0 CRITICAL

AV:N/AC:L/Au:N/C:C/I:C/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

DescriptionCVE.org

The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH have a default password of (1) admin for the admin account and (2) compalbn for the root account, which makes it easier for remote attackers to obtain access to certain sensitive information via unspecified vectors.

Threat Intelligence Overview

Threat Score

4.0/10

Composite threat intelligence

EPSS Score

15.6%

Top 5% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

Exploit-DB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity CRITICAL

CISA KEV No

Public POC Yes

EPSS 15.6%

Patch available No

Active threat Yes

Deciding rule

CRITICAL + active threat signals, no patch available

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.