What is the CVSS score of CVE-2014-8657?

CVE-2014-8657 has a CVSS 2.0 base score of 5.0 (Medium). CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. EPSS exploitation probability: 20.9%.

Is there a public PoC exploit available for CVE-2014-8657?

Yes, a public proof-of-concept exploit is available for CVE-2014-8657. Prioritise patching immediately. EPSS: 20.9%.

Firmware CVE-2014-8657

MEDIUM

Configuration (CWE-16)

2014-11-06 cve@mitre.org

Denial Of Service Firmware Cg6640E Wireless Gateway Ch664Oe Wireless Gateway

5.0

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

5.0 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Confidentiality

None

Integrity

None

Availability

Lifecycle Timeline

CVE Published

Nov 06, 2014 - 15:55 cve.org

MEDIUM 5.0

DescriptionCVE.org

AnalysisAI

The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH allows remote attackers to cause a denial of service (disconnect all wifi clients) via. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 20.9%.

Technical ContextAI

This vulnerability is classified under CWE-16. The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH allows remote attackers to cause a denial of service (disconnect all wifi clients) via a request to wirelessChannelStatus.html. Affected products include: Compal Broadband Networks Firmware, Compal Broadband Networks Cg6640E Wireless Gateway, Compal Broadband Networks Ch664Oe Wireless Gateway.

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.