How severe is CVE-2017-12123?

CVE-2017-12123 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-12123 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12123?

CVE-2017-12123 affects Moxa Edr-810 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12123?

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-2017-12123 published?

CVE-2017-12123 was published on 2018-05-14 and last updated on 2026-06-17.

CVE-2017-12123

CVE-2017-12123 is a high-severity vulnerability in Moxa Edr-810 Firmware with a CVSS 3.x base score of 8.8. 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-522.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 3.3
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Moxa Edr-810 Firmware
Published: 2018-05-14
Last modified: 2026-06-17

Description

An exploitable clear text transmission of password vulnerability exists in the web server and telnet functionality of Moxa EDR-810 V4.1 build 17030317. An attacker can look at network traffic to get the admin password for the device. The attacker can then use the credentials to login as admin.

Frequently asked questions

What is CVE-2017-12123?: An exploitable clear text transmission of password vulnerability exists in the web server and telnet functionality of Moxa EDR-810 V4.1 build 17030317. An attacker can look at network traffic to get the admin password for the device. The attacker can then use the credentials to login as admin.
How severe is CVE-2017-12123?: CVE-2017-12123 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-12123 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12123?: CVE-2017-12123 affects Moxa Edr-810 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12123?: 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-2017-12123 published?: CVE-2017-12123 was published on 2018-05-14 and last updated on 2026-06-17.

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0475

Affected products (1)

cpe:2.3:o:moxa:edr-810_firmware:4.1:*:*:*:*:*:*:*

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