CVE-2015-6480
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require...
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGroup action.
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
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
NVD Score used
8.3
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGroup action.
- Record
CVE-2015-6480- CVSS 3.0
- 8.3 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-287
- Updated
- 2026-11-02
CVE List No score
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGroup action.
- Record
CVE-2015-6480- Updated
- 2026-11-02
EUVDEUVD-2015-6421 No score
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGroup action.
- Record
EUVD-2015-6421- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5q6w-q4p8-f56h
8.3
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require...
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGroup action.
- Record
GHSA-5q6w-q4p8-f56h- CVSS 3.0
- 8.3 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-287
- 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-2015-6480 is a high vulnerability (CVSS 8.3) in Moxa Oncell Central Manager, published December 21, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.79%, the 78th percentile. No source names a fixed version.