How severe is CVE-2026-3698?

CVE-2026-3698 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-3698 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-3698?

CVE-2026-3698 affects Utt 810g Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-3698?

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.

Does CVE-2026-3698 have an EU (EUVD) identifier?

Yes. CVE-2026-3698 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10205.

When was CVE-2026-3698 published?

CVE-2026-3698 was published on 2026-03-08 and last updated on 2026-06-17.

CVE-2026-3698

CVE-2026-3698 is a high-severity vulnerability in Utt 810g 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-119.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
CVSS v4: 7.4
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10205
Weakness: CWE-119
Affected product: Utt 810g Firmware
Published: 2026-03-08
Last modified: 2026-06-17

Description

A vulnerability was identified in UTT HiPER 810G up to 1.7.7-171114. This affects the function strcpy of the file /goform/NTP. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might be used.

Frequently asked questions

What is CVE-2026-3698?: A vulnerability was identified in UTT HiPER 810G up to 1.7.7-171114. This affects the function strcpy of the file /goform/NTP. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might be used.
How severe is CVE-2026-3698?: CVE-2026-3698 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-3698 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-3698?: CVE-2026-3698 affects Utt 810g Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-3698?: 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.
Does CVE-2026-3698 have an EU (EUVD) identifier?: Yes. CVE-2026-3698 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10205.
When was CVE-2026-3698 published?: CVE-2026-3698 was published on 2026-03-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:utt:810g_firmware:*:*:*:*:*:*:*:*

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