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CVE-2021-21959

🗓️ 04 Feb 2022 22:29:09Reported by talosType 
cve
 cve
🔗 web.nvd.nist.gov👁 81 Views

A misconfiguration in MQTTS functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34 enables man-in-the-middle attack, leading to device control

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cnnvd
CNNVD
Sealevel Systems SeaConnect 370W 信任管理问题漏洞
1 Feb 202200:00
–cnnvd
cnvd
CNVD
Sealevel Systems SeaConnect 370W Trust Management Issue Vulnerability
10 Feb 202200:00
–cnvd
cvelist
Cvelist
CVE-2021-21959
4 Feb 202222:29
–cvelist
euvd
EUVD
EUVD-2021-9130
3 Oct 202520:07
–euvd
nvd
NVD
CVE-2021-21959
4 Feb 202223:15
–nvd
osv
OSV
CVE-2021-21959
4 Feb 202223:15
–osv
prion
Prion
Design/Logic Flaw
4 Feb 202223:15
–prion
ptsecurity
Positive Technologies
PT-2022-9213
4 Feb 202200:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2021-21959: Improper Certificate Validation
4 Feb 202200:00
–rapid7
redhatcve
RedhatCVE
CVE-2021-21959
22 May 202518:20
–redhatcve
Rows per page
NVD
Vulners
[
  {
    "product": "Sealevel",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Sealevel Systems, Inc. SeaConnect 370W v1.3.34"
      }
    ]
  }
]

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17 Jun 2026 03:36Current
7.9High risk
Vulners AI Score7.9
CVSS 26.8
CVSS 3.18.1
CVSS 37.7
EPSS0.00843
SSVC
81