Buffer overflow in Utt Hiper 1200gw
CVE-2026-19341
A security vulnerability has been detected in UTT HiPER 1200GW up to 2.5.3-170306. This impacts the function strcpy of the file /goform/pptpSrvGlobalConfig. Such manipulation of the argument EncryptionMode leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (37.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Utt Hiper 1200gw — versions 2.5.3-170306
Weakness classification (CWE)
References
- github.com/7wkajk/CVE-VUL/blob/main/104.md (exploit)
- vuldb.com/cve/CVE-2026-19341 (third-party-advisory)
- vuldb.com/submit/865277 (third-party-advisory)
- vuldb.com/vuln/387177 (technical-description, vdb-entry)
- vuldb.com/vuln/387177/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-19341?
- CVE-2026-19341 is a high-severity vulnerability in Utt Hiper 1200gw, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-08-09.
- How severe is CVE-2026-19341?
- High severity. CVSS v3 base score is 8.8 out of 10.