What is CVE-2026-18897?

CVE-2026-18897 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 2026-08-05.

How severe is CVE-2026-18897?

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

Buffer overflow in Utt Hiper 1250gw

CVE-2026-18897

A vulnerability was identified in UTT HiPER 1250GW up to v3.2.7-210907-180535. The impacted element is the function strcpy of the file /goform/getOneApConfTempEntry. The manipulation of the argument tempName leads to stack-based buffer ove…

Vulnerability class: Buffer Overflow

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 v3.2.7-210907-180535

Weakness classification (CWE)

References

cna@vuldb.com (exploit)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)

Frequently asked questions

What is CVE-2026-18897?: CVE-2026-18897 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 2026-08-05.
How severe is CVE-2026-18897?: High severity. CVSS v3 base score is 8.8 out of 10.