Buffer Overflow Vulnerability in UTT HiPER 1200GW Router
CVE-2026-78170

8.7HIGH

Key Information:

Vendor

Utt

Status
Hiper 1200gw
Vendor
CVE Published:
24 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-78170?

A significant vulnerability has been identified in the UTT HiPER 1200GW router, specifically within the strcpy function in the /goform/formConfigFastDirectionW file. The flaw allows an attacker to execute arbitrary manipulation of the 'ssid' argument, potentially leading to a buffer overflow condition. This vulnerability is remotely exploitable, which raises serious security concerns as it could enable an attacker to execute malicious code or compromise system integrity. With the exploit already published, organizations utilizing affected versions should take immediate action to secure their devices.

Affected Version(s)

HiPER 1200GW 2.5.3-170306

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-78170 - Proof of Concept

References

https://vuldb.com/vuln/394559
vdb-entrytechnical-description
https://vuldb.com/vuln/394559/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-78170
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

yecp (VulDB User)
.