How severe is CVE-2016-4500?

CVE-2016-4500 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-4500 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4500?

CVE-2016-4500 primarily affects Moxa Uc-7408 Lx-plus. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-4500?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-4500 published?

CVE-2016-4500 was published on 2016-06-01 and last updated on 2026-06-17.

CVE-2016-4500

CVE-2016-4500 is a medium-severity vulnerability in Moxa Uc-7408 Lx-plus with a CVSS 3.x base score of 5.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-254.

Key facts

Severity: Medium (CVSS 3.x base score 5.8)
CVSS v2: 4.9
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-254
Affected product: Moxa Uc-7408 Lx-plus
Published: 2016-06-01
Last modified: 2026-06-17

Description

Moxa UC-7408 LX-Plus devices allow remote authenticated users to write to the firmware, and consequently render a device unusable, by leveraging root access.

Frequently asked questions

What is CVE-2016-4500?: Moxa UC-7408 LX-Plus devices allow remote authenticated users to write to the firmware, and consequently render a device unusable, by leveraging root access.
How severe is CVE-2016-4500?: CVE-2016-4500 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-4500 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4500?: CVE-2016-4500 primarily affects Moxa Uc-7408 Lx-plus. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-4500?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4500 published?: CVE-2016-4500 was published on 2016-06-01 and last updated on 2026-06-17.

References

https://ics-cert.us-cert.gov/advisories/ICSA-16-152-01

Affected products (2)

cpe:2.3:h:moxa:uc-7408_lx-plus:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:uc-7408_lx-plus_firmware:-:*:*:*:*:*:*:*

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