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CVE-2026-18895: Stack-based Buffer Overflow in UTT HiPER 1250GW

0
High
VulnerabilityCVE-2026-18895cvecve-2026-18895
Published: 08/05/2026 (08/05/2026, 01:30:09 UTC)
Source: CVE Database V5
Vendor/Project: UTT
Product: HiPER 1250GW

Description

CVE-2026-18895 is a stack-based buffer overflow vulnerability in the UTT HiPER 1250GW device, specifically in the strcpy function within the /goform/APSecurity_5g file. The vulnerability can be triggered remotely by manipulating the cipher argument. The affected version is 3.2.7-210907-180535. Exploit code has been publicly released, but the vendor has not responded or provided a fix.

CVSS v4.0

Score 8.7high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
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

Affected software

UTT

HiPER 1250GW

Affected versions
=3.2.7-210907-180535
CPE configurations
cpe:2.3:a:utt:hiper_1250gw:*:*:*:*:*:*:*:*

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/12/2026, 15:47:06 UTC

Technical Analysis

This vulnerability involves a stack-based buffer overflow caused by unsafe use of strcpy in the /goform/APSecurity_5g function of UTT HiPER 1250GW firmware version 3.2.7-210907-180535. An attacker can remotely trigger this overflow by manipulating the cipher argument, potentially leading to code execution or denial of service. The vulnerability has a CVSS 4.0 score of 8.7, indicating high severity. Although the exploit is public, no official remediation or patch has been provided by the vendor as of the publication date.

Potential Impact

Successful exploitation of this vulnerability could allow a remote attacker with low privileges to cause a stack-based buffer overflow, potentially leading to arbitrary code execution or denial of service on the affected device. The high CVSS score reflects the significant impact on confidentiality, integrity, and availability.

Mitigation Recommendations

No official patch or remediation has been provided by the vendor. Users should consider mitigating exposure by restricting remote access to the affected device and monitoring for exploit attempts. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-08-04T19:54:52.436Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6a729be7bf8831d539114827

Added to database: 08/05/2026, 02:11:51 UTC

Last enriched: 08/12/2026, 15:47:06 UTC

Last updated: 09/18/2026, 10:26:40 UTC

Views: 68

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