How severe is CVE-2015-6481?

CVE-2015-6481 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2015-6481 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6481?

CVE-2015-6481 affects Moxa Oncell Central Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6481?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-6481 published?

CVE-2015-6481 was published on 2015-12-21 and last updated on 2026-06-17.

CVE-2015-6481

CVE-2015-6481 is a high-severity vulnerability in Moxa Oncell Central Manager with a CVSS 3.x base score of 8.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.3)
CVSS v2: 7.5
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Moxa Oncell Central Manager
Published: 2015-12-21
Last modified: 2026-06-17

Description

The login function in the RequestController class in Moxa OnCell Central Manager before 2.2 has a hardcoded root password, which allows remote attackers to obtain administrative access via a login session.

Frequently asked questions

What is CVE-2015-6481?: The login function in the RequestController class in Moxa OnCell Central Manager before 2.2 has a hardcoded root password, which allows remote attackers to obtain administrative access via a login session.
How severe is CVE-2015-6481?: CVE-2015-6481 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2015-6481 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6481?: CVE-2015-6481 affects Moxa Oncell Central Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6481?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-6481 published?: CVE-2015-6481 was published on 2015-12-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:moxa:oncell_central_manager:*:*:*:*:*:*:*:*

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