CVE-2014-8656

critical
Published 2014-11-06 ยท Modified 2026-05-06
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
10.0

Description

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.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-35075 webapps hardware
LiquidWorm ยท 2014-10-27

CBN CH6640E/CG6640E Wireless Gateway Series - Multiple Vulnerabilities

Source code queued for fetch โ€” refresh in a moment.

Application impact

VendorProductVersionsFixed
compal_broadband_networksfirmwarech6640-3.5.11.7-nosh

References

CWEs

CWE-255

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.