Vulnerability-Lookup

FKIE_CVE-2017-20223

Vulnerability from fkie_nvd - Published: 2026-03-16 14:17 - Updated: 2026-04-14 16:57

Severity ?

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

Telesquare SKT LTE Router SDT-CS3B1 firmware version 1.2.0 contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access resources by manipulating user-supplied input parameters. Attackers can directly reference objects in the system to retrieve sensitive information and access functionalities without proper access controls.

References

URL	Tags
disclosure@vulncheck.com	https://cxsecurity.com/issue/WLB-2017120297	Issue Tracking
disclosure@vulncheck.com	https://exchange.xforce.ibmcloud.com/vulnerabilities/136993	Third Party Advisory
disclosure@vulncheck.com	https://packetstormsecurity.com/files/145551	Third Party Advisory
disclosure@vulncheck.com	https://www.exploit-db.com/exploits/43402/	Third Party Advisory, VDB Entry
disclosure@vulncheck.com	https://www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-insecure-direct-object-reference	Third Party Advisory
disclosure@vulncheck.com	https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5445.php	Third Party Advisory

Impacted products

	Vendor	Product	Version
	telesquare	sdt-cs3b1_firmware	1.2.0
	telesquare	sdt-cs3b1	-

JSON

To clipboard

{
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    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:telesquare:sdt-cs3b1_firmware:1.2.0:*:*:*:*:*:*:*",
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            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
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            }
          ],
          "negate": false,
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    },
    {
      "lang": "es",
      "value": "La versi\u00f3n de firmware 1.2.0 del Telesquare SKT LTE Router SDT-CS3B1 contiene una vulnerabilidad de referencia directa a objeto insegura que permite a los atacantes eludir la autorizaci\u00f3n y acceder a recursos manipulando par\u00e1metros de entrada proporcionados por el usuario. Los atacantes pueden referenciar directamente objetos en el sistema para recuperar informaci\u00f3n sensible y acceder a funcionalidades sin los controles de acceso adecuados."
    }
  ],
  "id": "CVE-2017-20223",
  "lastModified": "2026-04-14T16:57:27.823",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
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          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "impactScore": 5.9,
        "source": "disclosure@vulncheck.com",
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    "cvssMetricV40": [
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          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
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          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 9.3,
          "baseSeverity": "CRITICAL",
          "confidentialityRequirement": "NOT_DEFINED",
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          "integrityRequirement": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
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          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
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          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
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          "subConfidentialityImpact": "NONE",
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          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
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        "type": "Secondary"
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  "published": "2026-03-16T14:17:52.347",
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      "url": "https://cxsecurity.com/issue/WLB-2017120297"
    },
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
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      ],
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/136993"
    },
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    },
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    },
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      "tags": [
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      ],
      "url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5445.php"
    }
  ],
  "sourceIdentifier": "disclosure@vulncheck.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ],
      "source": "disclosure@vulncheck.com",
      "type": "Primary"
    }
  ]
}

CVE-2017-20223 (GCVE-0-2017-20223)

Vulnerability from cvelistv5 – Published: 2026-03-16 01:28 – Updated: 2026-04-07 14:03

Title

Telesquare SKT LTE Router SDT-CS3B1 Insecure Direct Object Reference

Summary

Severity ?

9.3 (Critical)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

VulnCheck

References

6 references

URL	Tags
https://www.zeroscience.mk/en/vulnerabilities/ZSL…	third-party-advisory
https://www.exploit-db.com/exploits/43402/	exploit
https://packetstormsecurity.com/files/145551	exploit
https://cxsecurity.com/issue/WLB-2017120297	third-party-advisory
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entry
https://www.vulncheck.com/advisories/telesquare-s…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Telesquare	SDT-CS3B1	Affected: 1.2.0

Date Public ?

2017-12-27 00:00

Credits

LiquidWorm as Gjoko Krstic of Zero Science Lab

Show details on NVD website

JSON

To clipboard

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                  },
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                  }
                ],
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                "timestamp": "2026-03-16T14:08:44.373652Z",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2017-20223

CVE-2017-20223 (GCVE-0-2017-20223)

Tags

Sightings

Nomenclature