How severe is CVE-2018-12921?

CVE-2018-12921 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-12921 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12921?

CVE-2018-12921 affects Electroind Gaugetech Nexus Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12921?

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-2018-12921 published?

CVE-2018-12921 was published on 2018-06-28 and last updated on 2026-06-17.

CVE-2018-12921

CVE-2018-12921 is a high-severity vulnerability in Electroind Gaugetech Nexus Firmware with a CVSS 3.x base score of 7.5. 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Electroind Gaugetech Nexus Firmware
Published: 2018-06-28
Last modified: 2026-06-17

Description

Electro Industries GaugeTech Nexus devices allow remote attackers to obtain potentially sensitive information via a direct request for the meter_information.htm, diag_system.htm, or diag_dnp_lan_wan.htm URI.

Frequently asked questions

What is CVE-2018-12921?: Electro Industries GaugeTech Nexus devices allow remote attackers to obtain potentially sensitive information via a direct request for the meter_information.htm, diag_system.htm, or diag_dnp_lan_wan.htm URI.
How severe is CVE-2018-12921?: CVE-2018-12921 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-12921 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12921?: CVE-2018-12921 affects Electroind Gaugetech Nexus Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12921?: 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-2018-12921 published?: CVE-2018-12921 was published on 2018-06-28 and last updated on 2026-06-17.

References

https://www.seebug.org/vuldb/ssvid-97371

Affected products (1)

cpe:2.3:o:electroind:gaugetech_nexus_firmware:-:*:*:*:*:*:*:*

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