CVE-2025-8139

🗓️ 25 Jul 2025 08:32:09Reported by VulDBType

cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 50 Views🌐 WEB

Critical buffer overflow in TOTOLINK A702R HTTP POST Request Handler allows remote attacks.

Reporter	Title	Published	Views	Family All 11
BDU FSTEC	The vulnerability of the built-in web server boa (/boafrm/formPortFw) of TOTOLINK A702R router’s microprogramming software allows a hacker to induce a service failure.	28 Jul 202500:00	–	bdu_fstec
Circl	CVE-2025-8139	25 Jul 202515:08	–	circl
CNNVD	TOTOLINK A702r 安全漏洞	25 Jul 202500:00	–	cnnvd
Cvelist	CVE-2025-8139 TOTOLINK A702R HTTP POST Request formPortFw buffer overflow	25 Jul 202508:32	–	cvelist
EUVD	EUVD-2025-22581	3 Oct 202520:07	–	euvd
NVD	CVE-2025-8139	25 Jul 202509:15	–	nvd
OSV	CVE-2025-8139	25 Jul 202509:15	–	osv
Positive Technologies	PT-2025-30740 · Totolink · Totolink A702R	22 Jul 202500:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2025-8139: Buffer Copy without Checking Size of Input	25 Jul 202500:00	–	rapid7
RedhatCVE	CVE-2025-8139	27 Jul 202508:32	–	redhatcve

NVD

Vulners

Node

AND

totolink a702r_firmwareMatch4.0.0-b20230721.1521

totolink a702rMatch-

[
  {
    "vendor": "TOTOLINK",
    "product": "A702R",
    "versions": [
      {
        "version": "4.0.0-B20230721.1521",
        "status": "affected"
      }
    ],
    "modules": [
      "HTTP POST Request Handler"
    ]
  }
]

Source	Link
totolink	www.totolink.net/
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
github	www.github.com/panda666-888/vuls/blob/main/totolink/a702r/formPortFw.md

Parameter	Position	Path	Description	CWE
service_type	request body	/boafrm/formPortFw	Buffer overflow in HTTP POST handler when processing the service_type parameter on /boafrm/formPortFw; may be exploited remotely.	CWE-119, CWE-120

17 Jun 2026 10:06Current

8High risk

Vulners AI Score8

CVSS 48.7

CVSS 3.18.8

CVSS 38.8

CVSS 29

EPSS0.0105

SSVC