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The vulnerability of the sub_484E40() function (/goform/formP2PLimitConfig) in the UTT HiPER 840G router software allows a attacker to cause a service failure.

🗓️ 24 Feb 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 2 Views

The sub_484E40() vulnerability on the UTT HiPER 840G router stores results outside the buffer, enabling service failures.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-6734
26 Jun 202523:53
circl
CNNVD
UTT HiPER 840G 安全漏洞
26 Jun 202500:00
cnnvd
CNVD
UTT HiPER 840G Buffer Overflow Vulnerability (CNVD-2026-00818)
1 Jul 202500:00
cnvd
CVE
CVE-2025-6734
26 Jun 202523:00
cve
Cvelist
CVE-2025-6734 UTT HiPER 840G API formP2PLimitConfig sub_484E40 buffer overflow
26 Jun 202523:00
cvelist
EUVD
EUVD-2025-19243
3 Oct 202520:07
euvd
NVD
CVE-2025-6734
26 Jun 202523:15
nvd
OSV
CVE-2025-6734
26 Jun 202523:15
osv
Positive Technologies
PT-2025-27021
26 Jun 202500:00
ptsecurity
RedhatCVE
CVE-2025-6734
28 Jun 202523:07
redhatcve
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24 Feb 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 38.8
CVSS 29
EPSS0.00795
2