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CVE-2025-3820

🗓️ 19 Apr 2025 20:31:06Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 123 Views🌐 WEB

Critical vulnerability in Tenda W12/i24 allows remote stack-based overflow via cgiSysUplinkCheckSet.

Related
Detection
Affected
Refs
Paths
Social
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Tenda W12 Router Code Execution
23 Apr 202500:00
–bdu_fstec
circl
Circl
CVE-2025-3820
19 Apr 202517:53
–circl
cnnvd
CNNVD
Tenda i24 and Tenda W12 have security vulnerabilities
19 Apr 202500:00
–cnnvd
cnvd
CNVD
Tenda W12/i24 cgiSysUplinkCheckSet Stack Overflow Vulnerability
24 Apr 202500:00
–cnvd
cvelist
Cvelist
CVE-2025-3820 Tenda W12/i24 httpd cgiSysUplinkCheckSet stack-based overflow
19 Apr 202520:31
–cvelist
euvd
EUVD
EUVD-2025-11945
3 Oct 202520:07
–euvd
nvd
NVD
CVE-2025-3820
19 Apr 202521:15
–nvd
osv_cve
osv_cve
CVE-2025-3820
19 Apr 202521:15
–osv_cve
ptsecurity
Positive Technologies
PT-2025-17391 · Tenda · Tenda I24 +1
8 Apr 202500:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2025-3820: Stack-based Buffer Overflow
19 Apr 202500:00
–rapid7
Rows per page
NVD
Vulners
Node
AND
tendaw12_firmwareMatch3.0.0.4(2887)
tendaw12Match-
Node
AND
tendaw12_firmwareMatch3.0.0.5(3644)
tendaw12Match-
Node
AND
tendai24_firmwareMatch3.0.0.4(2887)
tendai24Match-
Node
AND
tendai24_firmwareMatch3.0.0.5(3644)
tendai24Match-
[
  {
    "vendor": "Tenda",
    "product": "W12",
    "versions": [
      {
        "version": "3.0.0.4(2887)",
        "status": "affected"
      },
      {
        "version": "3.0.0.5(3644)",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Tenda",
    "product": "i24",
    "versions": [
      {
        "version": "3.0.0.4(2887)",
        "status": "affected"
      },
      {
        "version": "3.0.0.5(3644)",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
hostIp1request body/cgi-bin/cgiSysUplinkCheckSetStack-based buffer overflow in the cgiSysUplinkCheckSet function when processing hostIp1 and hostIp2 arguments.CWE-119, CWE-121
hostIp2request body/cgi-bin/cgiSysUplinkCheckSetStack-based buffer overflow in the cgiSysUplinkCheckSet function when processing hostIp1 and hostIp2 arguments.CWE-119, CWE-121

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17 Jun 2026 09:20Current
8.6High risk
Vulners AI Score8.6
CVSS 48.7
CVSS 3.18.8
CVSS 38.8
CVSS 29
EPSS0.1269
SSVC
123