Vulnerability · Published Jun 26, 2025 · Assigned by VulDB

CVE-2025-6734UTT HiPER 840G API formP2PLimitConfig sub_484E40 buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in HiPER 840G from UTT. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.0%top 36.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
UTT	HiPER 840G	3.1.1-190328

Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-314009 | UTT HiPER 840G API formP2PLimitConfig sub_484E40 buffer overflow vdb-entry, technical-description
VDB-314009 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #597679 | UTT HiPER 840G <=V3v3.1.1-190328 Buffer Overflow third-party-advisory
https://github.com/d2pq/cve/blob/main/616/3.md related
https://github.com/d2pq/cve/blob/main/616/3.md#poc exploit