A vulnerability was identified in Tenda F1202 1.2.0.20(408). This affects the function fromPptpUserAdd of the file /goform/PptpUserAdd. The manipulation of the argument opttype leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used.

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.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Tenda F1202 affected
Version Status Constraints
1.2.0.20(408) affected —

No data.

No data.

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Vendors Products
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F1202 Subscribe

Project Subscriptions

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F1202 Subscribe
F1202 Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/Litengzheng/vuldb_new2/blob/main/F1202/vul_35/README.md cve-icon
https://vuldb.com/submit/813916 cve-icon
https://vuldb.com/vuln/365412 cve-icon
https://vuldb.com/vuln/365412/cti cve-icon
https://www.tenda.com.cn/ cve-icon
History

Mon, 25 May 2026 07:45:00 +0000

Type Values Removed Values Added
First Time appeared Tenda f1202
Vendors & Products Tenda f1202

Mon, 25 May 2026 06:45:00 +0000

Type Values Removed Values Added
Description A vulnerability was identified in Tenda F1202 1.2.0.20(408). This affects the function fromPptpUserAdd of the file /goform/PptpUserAdd. The manipulation of the argument opttype leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used.
Title Tenda F1202 PptpUserAdd fromPptpUserAdd stack-based overflow
First Time appeared Tenda
Tenda f1202 Firmware
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:o:tenda:f1202_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tenda
Tenda f1202 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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-25T05:45:10.169Z

Reserved: 2026-05-24T07:03:29.836Z

Link: CVE-2026-9431

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-25T07:30:19Z

Weaknesses