CVE-2025-6393

🗓️ 21 Jun 2025 01:00:20Reported by VulDBType

cve🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 29 Views🌐 WEB

Critical buffer overflow vulnerability in TOTOLINK devices via HTTP POST request handling.

Reporter	Title	Published	Views	Family All 9
BDU FSTEC	The vulnerability in the embedded web server microprogramming software of TOTOLINK A3002R, A3002RU, A702R, and EX1200T routers allows a hacker to induce a service failure.	24 Jun 202500:00	–	bdu_fstec
Circl	CVE-2025-6393	21 Jun 202502:03	–	circl
CNNVD	TOTOLINK多款产品安全漏洞	21 Jun 202500:00	–	cnnvd
Cvelist	CVE-2025-6393 TOTOLINK A702R/A3002R/A3002RU/EX1200T HTTP POST Request formIPv6Addr buffer overflow	21 Jun 202501:00	–	cvelist
EUVD	EUVD-2025-18887	3 Oct 202520:07	–	euvd
NVD	CVE-2025-6393	21 Jun 202501:15	–	nvd
Positive Technologies	PT-2025-26480 · Totolink · Totolink A702R +2	13 Jun 202500:00	–	ptsecurity
RedhatCVE	CVE-2025-6393	23 Jun 202508:38	–	redhatcve
Vulnrichment	CVE-2025-6393 TOTOLINK A702R/A3002R/A3002RU/EX1200T HTTP POST Request formIPv6Addr buffer overflow	21 Jun 202501:00	–	vulnrichment

NVD

Node

AND

totolink a3002ru_firmwareMatch3.0.0-b20230809.1615

totolink a3002ruMatch-

Node

AND

totolink a3002r_firmwareMatch4.0.0-b20230531.1404

totolink a3002rMatch-

Node

AND

totolink a702r_firmwareMatch4.0.0-b20230721.1521

totolink a702rMatch-

Node

AND

totolink ex1200t_firmwareMatch4.1.2cu.5232_b20210713

totolink ex1200tMatch-

[
  {
    "vendor": "TOTOLINK",
    "product": "A702R",
    "versions": [
      {
        "version": "3.0.0-B20230809.1615",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230531.1404",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230721.1521",
        "status": "affected"
      },
      {
        "version": "4.1.2cu.5232_B20210713",
        "status": "affected"
      }
    ],
    "modules": [
      "HTTP POST Request Handler"
    ]
  },
  {
    "vendor": "TOTOLINK",
    "product": "A3002R",
    "versions": [
      {
        "version": "3.0.0-B20230809.1615",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230531.1404",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230721.1521",
        "status": "affected"
      },
      {
        "version": "4.1.2cu.5232_B20210713",
        "status": "affected"
      }
    ],
    "modules": [
      "HTTP POST Request Handler"
    ]
  },
  {
    "vendor": "TOTOLINK",
    "product": "A3002RU",
    "versions": [
      {
        "version": "3.0.0-B20230809.1615",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230531.1404",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230721.1521",
        "status": "affected"
      },
      {
        "version": "4.1.2cu.5232_B20210713",
        "status": "affected"
      }
    ],
    "modules": [
      "HTTP POST Request Handler"
    ]
  },
  {
    "vendor": "TOTOLINK",
    "product": "EX1200T",
    "versions": [
      {
        "version": "3.0.0-B20230809.1615",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230531.1404",
        "status": "affected"
      },
      {
        "version": "4.0.0-B20230721.1521",
        "status": "affected"
      },
      {
        "version": "4.1.2cu.5232_B20210713",
        "status": "affected"
      }
    ],
    "modules": [
      "HTTP POST Request Handler"
    ]
  }
]

Source	Link
github	www.github.com/awindog/cve/blob/main/688/16.md
github	www.github.com/awindog/cve/blob/main/688/15.md
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
totolink	www.totolink.net/
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/

Parameter	Position	Path	Description	CWE
submit-url	request body	/boafrm/formIPv6Addr	Buffer overflow via POST parameter submit-url in /boafrm/formIPv6Addr (HTTP POST Request Handler)	CWE-120, CWE-119

17 Jun 2026 10:01Current

9High risk

Vulners AI Score9

CVSS 3.17.5 - 8.8

CVSS 48.7

CVSS 29

CVSS 38.8

EPSS0.00829

SSVC