Skip to main content

840g Firmware CVE-2025-6734

| EUVDEUVD-2025-19243 HIGH
Buffer Overflow (CWE-119)
2025-06-26 cna@vuldb.com
Buffer Overflow 840g Firmware Utt
8.8
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
EUVD ID Assigned
Mar 15, 2026 - 23:54 euvd
EUVD-2025-19243
Analysis Generated
Mar 15, 2026 - 23:54 vuln.today
PoC Detected
Jan 08, 2026 - 19:44 vuln.today
Public exploit code
CVE Published
Jun 26, 2025 - 23:15 nvd
HIGH 8.8

DescriptionCVE.org

A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been rated as critical. This issue affects the function sub_484E40 of the file /goform/formP2PLimitConfig of the component API. The manipulation of the argument except leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been rated as critical. This issue affects the function sub_484E40 of the file /goform/formP2PLimitConfig of the component API. The manipulation of the argument except leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Technical ContextAI

A buffer overflow occurs when data written to a buffer exceeds its allocated size, potentially overwriting adjacent memory and corrupting program state.

RemediationAI

Use memory-safe languages or bounds-checked functions. Enable ASLR, DEP/NX, and stack canaries. Apply vendor patches promptly.

More in 840g Firmware

View all
CVE-2025-6733 HIGH POC
8.8 Jun 26

A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been declared as critical. This vulnerability aff
CVE-2025-6732 HIGH POC
8.8 Jun 26

A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been classified as critical. This affects the fun
CVE-2025-7117 HIGH POC
8.8 Jul 07

A vulnerability classified as critical was found in UTT HiPER 840G up to 3.1.1-190328. This vulnerability affects unknow
CVE-2025-7571 HIGH POC
8.8 Jul 14

A critical buffer overflow vulnerability exists in UTT HiPER 840G devices up to version 3.1.1-190328, affecting the /gof
CVE-2025-7570 HIGH POC
8.8 Jul 14

CVE-2025-7570 is a critical remote buffer overflow vulnerability in UTT HiPER 840G devices up to version 3.1.1-190328, a
CVE-2025-7118 HIGH POC
8.8 Jul 07

A vulnerability, which was classified as critical, has been found in UTT HiPER 840G up to 3.1.1-190328. This issue affec
CVE-2025-10756 HIGH POC
7.4 Sep 20

A security flaw has been discovered in UTT HiPER 840G up to 3.1.1-190328. Rated high severity (CVSS 7.4), this vulnerabi

Same weakness CWE-119 – Buffer Overflow

View all
CVE-2020-0796 CRITICAL POC
10.0
CVE-2017-11882 HIGH POC
7.8
CVE-2014-6332 HIGH POC
8.8
CVE-2015-2426 HIGH POC
8.8
CVE-2013-3918 HIGH POC
8.8
CVE-2023-4966 HIGH POC
7.5
CVE-2017-11774 HIGH POC
7.8
CVE-2013-3660 HIGH POC
7.8

Same technique Buffer Overflow

View all
CVE-2017-7269 CRITICAL POC
9.8
CVE-2015-5119 CRITICAL POC
9.8
CVE-2015-3113 CRITICAL POC
9.8
CVE-2011-2462 CRITICAL POC
9.8
CVE-2020-0796 CRITICAL POC
10.0
CVE-2019-11043 CRITICAL POC
9.8
CVE-2009-0927 HIGH POC
8.8
CVE-2012-1889 HIGH POC
8.8

Share

CVE-2025-6734 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy