CVE-2014-8655 Auth bypass in n/a

Medium 5.0 Published Updated

Remote attackers can bypass authentication by manipulating the userData cookie to access sensitive configuration files on Compal wireless gateways.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2014-8655?

CVE-2014-8655 is a medium-severity authentication bypass vulnerability in n/a, published on 6 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-264

Which versions are affected by CVE-2014-8655?

It affects 3 products.

Products include Compal Broadband Networks Cg6640e Wireless Gateway, Compal Broadband Networks Ch664oe Wireless Gateway, Compal Broadband Networks Firmware.

How do I fix CVE-2014-8655?

No fix has been published for CVE-2014-8655 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2014-8655 being exploited?

There is no known exploitation of CVE-2014-8655 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-pgh7-f6pc-3535.

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