synced 13 MIN AGO
01 Record

CVE-2015-6016

ZyXEL P-660HW-T1 2 devices with ZyNOS firmware 3.40(AXH.0), PMG5318-B20A devices with firmware 1.00AANC0b5, and NBG-418N devices have a default password of 1234 for the admin account, which allows

UnratedPUBLISHEDCNA: certcc
CNA base scoreUnratedNo CNA CVSS vector

02 Description

ZyXEL P-660HW-T1 2 devices with ZyNOS firmware 3.40(AXH.0), PMG5318-B20A devices with firmware 1.00AANC0b5, and NBG-418N devices have a default password of 1234 for the admin account, which allows

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
5.73% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 92.7% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2015-12-31 02:00Z10 YR AGO
Last updated
2024-08-06 07:06Z2 YR AGO
Reserved
2015-08-14
Assigning CNA
certcc
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
06f6bbe16954260387252f1c6a8d29c0bd525c70659cff85762205ee8a6975ec

05 Affected products

VendorProductVersionsPlatforms
zyxelnbg-418nNot specified—
zyxelp-660hw-t1_2Not specified—
zyxelpmg5318-b20a_firmwareNot specified—
zyxelzynos_firmwareNot specified—

06 References