A vulnerability was identified in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function formQuickIndex of the file /goform/QuickIndex. Such manipulation of the argument mit_linktype/PPPOEPassword leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Tenda
  • F451
  • F451 Firmware
  • Fh451
  • Fh451 Firmware

Configuration 1 [-]

AND
cpe:2.3:o:tenda:f451_firmware:1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:h:tenda:f451:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_63/README.md cve-icon cve-icon
https://vuldb.com/?ctiid.349581 cve-icon cve-icon
https://vuldb.com/?id.349581 cve-icon cve-icon
https://vuldb.com/?submit.765331 cve-icon cve-icon
https://www.tenda.com.cn/ cve-icon cve-icon
History

Mon, 09 Mar 2026 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Tenda f451
Tenda f451 Firmware
CPEs cpe:2.3:h:tenda:f451:-:*:*:*:*:*:*:*
cpe:2.3:o:tenda:f451_firmware:1.0.0.9:*:*:*:*:*:*:*
Vendors & Products Tenda f451
Tenda f451 Firmware

Mon, 09 Mar 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Tenda fh451
Vendors & Products Tenda fh451

Sat, 07 Mar 2026 22:45:00 +0000

Type Values Removed Values Added
Description A vulnerability was identified in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function formQuickIndex of the file /goform/QuickIndex. Such manipulation of the argument mit_linktype/PPPOEPassword leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
Title Tenda FH451 QuickIndex formQuickIndex stack-based overflow
First Time appeared Tenda
Tenda fh451 Firmware
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:o:tenda:fh451_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tenda
Tenda fh451 Firmware
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, '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'}

cvssV4_0

{'score': 8.7, 'vector': '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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-03-07T22:32:12.264Z

Updated: 2026-03-07T22:32:12.264Z

Reserved: 2026-03-06T21:22:06.801Z

Link: CVE-2026-3679

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2026-03-07T23:15:47.643

Modified: 2026-03-09T16:16:36.250

Link: CVE-2026-3679

cve-icon Redhat

No data.