Vulnerability record · CVE-2014-8655 · published 6 November 2014

CVE-2014-8655: Compal broadband networks firmware permissions and access controls vulnerability

CCompal Broadband Networks · Firmware

The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH allows remote attackers to bypass authentication and obtain sensitive information via an (a) admin or a (b) root value in the userData cookie in a request to (1) CmgwWirelessSecurity.xml, (2) DocsisConfigFile.xml, or (3) CmgwBasicSetup.xml in xml/ or (4) basicDDNS.html, (5) basicLanUsers.html, or (6) rootDesc.xml.

5.0 CVSS 2.0 Medium EPSS 7.4% · top 5.8% CWE-264 · Permissions and access controls

5.0CVSS 2.0 base score

7.4%EPSS exploitation probability, 30 days

NoNot in CISA KEV

3Affected product versions listed by NVD

10References, 4 tagged exploit

17 Jun 2026Last modified by NVD

Description

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

CCg6640e Wireless Gateway Compal Broadband Networks CCh664oe Wireless Gateway Compal Broadband Networks CFirmware Compal Broadband Networks

References

Link	Tags
http://osvdb.org/show/osvdb/113837
http://packetstormsecurity.com/files/128860/CBN-CH6640E-CG6640E-Wireless-Gateway-XSS-CSRF-DoS-Disclosure.html	Exploit
http://www.exploit-db.com/exploits/35075	Exploit
http://www.securityfocus.com/bid/70762
https://exchange.xforce.ibmcloud.com/vulnerabilities/98331
http://osvdb.org/show/osvdb/113837
http://packetstormsecurity.com/files/128860/CBN-CH6640E-CG6640E-Wireless-Gateway-XSS-CSRF-DoS-Disclosure.html	Exploit
http://www.exploit-db.com/exploits/35075	Exploit
http://www.securityfocus.com/bid/70762
https://exchange.xforce.ibmcloud.com/vulnerabilities/98331

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2014-8656Compal broadband networks firmware vulnerabilityThe 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 …EPSS 11%6 Nov 2014 6.8CVE-2014-8654Compal broadband networks firmware cross-site request forgery vulnerabilityMultiple cross-site request forgery (CSRF) vulnerabilities in Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway hardware 1.0 with …EPSS 2.9%6 Nov 2014 5.0CVE-2014-8657Compal broadband networks firmware vulnerabilityThe 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 de…EPSS 6.8%6 Nov 2014 4.3CVE-2014-8653Compal broadband networks firmware cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NO…EPSS 3.5%6 Nov 2014 5.1CVE-2015-3246libuser userhelper direct /etc/passwd write race conditionlibuser before 0.56.13-8 and 0.60 before 0.60-7, as used by the userhelper program in the usermode package, modifies /etc/passwd directly instead of …KEVEPSS 8.8%analysed11 Aug 2015 6.6CVE-2015-1769Windows Mount Manager symlink mishandling allows local privilege escalationThe Windows Mount Manager mishandles symbolic links, allowing a crafted USB device to trigger arbitrary code execution. Because the flaw is in a core…KEVEPSS 4.1%analysed15 Aug 2015 7.8CVE-2016-3643SolarWinds Virtualization Manager sudo misconfiguration privilege escalationSolarWinds Virtualization Manager 6.3.1 and earlier ship with a misconfigured sudo policy that lets a local user run privileged commands, as shown by…KEVEPSS 3.7%analysed17 Jun 2016

Source: NIST National Vulnerability Database (record CVE-2014-8655), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.