High severity8.8NVD Advisory· Published Mar 9, 2026· Updated Jun 17, 2026

CVE-2026-3814

Description

A security flaw has been discovered in UTT HiPER 810G up to 1.7.7-1711. Affected by this issue is the function strcpy of the file /goform/getOneApConfTempEntry. Performing a manipulation results in buffer overflow. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

Affected products

Utt/810g Firmware
cpe:2.3:o:utt:810g_firmware:*:*:*:*:*:*:*:*
Range: <=1.7.7-171114
Utt/HiPER 810Gllm-fuzzy2 versions
<=1.7.7-1711+ 1 more
- (no CPE)range: <=1.7.7-1711
- (no CPE)range: 1.7.7-1711

Patches

Vulnerability mechanics

References

github.com/whoami648/cve/blob/main/vul/9.mdnvdExploitThird Party Advisory
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdPermissions RequiredVDB Entry

News mentions

No linked articles in our index yet.

Severity

HighCVSS v3.1

8.8/ 10

CVSS v47.4

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Probability of exploitation in the next 30 days.

0.77%

VYPR risk score

Composite of severity, exploitation, and reach.

0.57high

cvss	0.572
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CVE ID

CVE-2026-3814

Credits

Z(
ZYX123 (VulDB User)
reporter