A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formOneKeyAccessButton of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may 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.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Totolink
  • A702r
  • A702r Firmware

Configuration 1 [-]

AND
cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20230721.1521:*:*:*:*:*:*:*
cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formOneKeyAccessButton.md cve-icon cve-icon
https://vuldb.com/?ctiid.317534 cve-icon cve-icon
https://vuldb.com/?id.317534 cve-icon cve-icon
https://vuldb.com/?submit.620484 cve-icon cve-icon
https://www.totolink.net/ cve-icon cve-icon
History

Mon, 28 Jul 2025 21:30:00 +0000

Type Values Removed Values Added
First Time appeared Totolink a702r Firmware
CPEs cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20230721.1521:*:*:*:*:*:*:*
Vendors & Products Totolink a702r Firmware

Fri, 25 Jul 2025 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Totolink
Totolink a702r
Vendors & Products Totolink
Totolink a702r

Fri, 25 Jul 2025 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 25 Jul 2025 08:15:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formOneKeyAccessButton of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Title TOTOLINK A702R HTTP POST Request formOneKeyAccessButton buffer overflow
Weaknesses CWE-119
CWE-120
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: 2025-07-25T08:02:07.866Z

Updated: 2025-07-25T13:05:17.677Z

Reserved: 2025-07-24T15:57:30.671Z

Link: CVE-2025-8138

cve-icon Vulnrichment

Updated: 2025-07-25T13:05:14.280Z

cve-icon NVD

Status : Analyzed

Published: 2025-07-25T08:15:26.550

Modified: 2025-07-28T21:17:03.637

Link: CVE-2025-8138

cve-icon Redhat

No data.