Vulnerability · Published Oct 5, 2025 · Assigned by VulDB

CVE-2025-11305UTT HiPER 840G formTaskEdit strcpy 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 63% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.0%top 37.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in UTT HiPER 840G up to 3.1.1-190328. Affected by this issue is the function strcpy of the file /goform/formTaskEdit. The manipulation of the argument txtMin2 leads to buffer overflow. Remote exploitation of the attack is possible. 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-327186 | UTT HiPER 840G formTaskEdit strcpy buffer overflow vdb-entry, technical-description
VDB-327186 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #661807 | UTT HiPER 840G <=V3v3.1.1-190328 Buffer Overflow third-party-advisory
https://github.com/maximdevere/CVE2/issues/3 exploit, issue-tracking