CVE-2018-14943
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default...
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default password of nsgguest for the guest account, and a default password of nsgconfig for the config account.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default password of nsgguest for the guest account, and a default password of nsgconfig for the config account.
- Record
CVE-2018-14943- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE List No score
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default password of nsgguest for the guest account, and a default password of nsgconfig for the config account.
- Record
CVE-2018-14943- Updated
- 2026-11-02
EUVDEUVD-2018-6825 No score
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default password of nsgguest for the guest account, and a default password of nsgconfig for the config account.
- Record
EUVD-2018-6825- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wgxm-g76m-vmcr
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default...
Harmonic NSG 9000 devices have a default password of nsgadmin for the admin account, a default password of nsgguest for the guest account, and a default password of nsgconfig for the config account.
- Record
GHSA-wgxm-g76m-vmcr- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-14943 is a critical vulnerability (CVSS 9.8) in Harmonicinc Nsg 9000 Firmware, published August 5, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.46%, the 73rd percentile. No source names a fixed version.