What is CVE-2026-7420?

CVE-2026-7420 is a high-severity vulnerability in Utt Hiper 1250gw, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-04-29.

How severe is CVE-2026-7420?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Utt Hiper 1250gw

CVE-2026-7420

A security flaw has been discovered in UTT HiPER 1250GW up to 3.2.7-210907-180535. Impacted is the function strcpy of the file route/goform/ConfigAdvideo. The manipulation of the argument Profile results in buffer overflow. The attack can…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (16.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Utt Hiper 1250gw — versions 3.2.7-210907-180535

Weakness classification (CWE)

References

VDB-360157 | UTT HiPER 1250GW ConfigAdvideo strcpy buffer overflow (technical-description, vdb-entry)
VDB-360157 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
Submit #803997 | UTT HiPER 1250GW <=v3.2.7-210907-180535 Buffer Overflow (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-7420?: CVE-2026-7420 is a high-severity vulnerability in Utt Hiper 1250gw, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-04-29.
How severe is CVE-2026-7420?: High severity. CVSS v3 base score is 8.8 out of 10.