FKIE_CVE-2026-28777

Vulnerability from fkie_nvd - Published: 2026-03-04 08:16 - Updated: 2026-06-17 10:29
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
International Datacasting Corporation (IDC) SFX2100 Satellite Receiver, trivial password for the `user` (usr) account. A remote unauthenticated attacker can exploit this to gain unauthorized SSH access to the system, while intially dropped into a restricted shell, an attacker can trivially spawn a complete pty to gain an appropriately interactive shell.
References
b7efe717-a805-47cf-8e9a-921fca0ce0cehttps://www.abdulmhsblog.com/posts/sfx2100-vulns/Exploit, Third Party Advisory
Impacted products
Vendor Product Version
datacast sfx2100_firmware -
datacast sfx2100 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "SFX2100 Satellite Receiver",
          "vendor": "International Datacasting Corporation (IDC)",
          "versions": [
            {
              "status": "affected",
              "version": "SFX2100"
            }
          ]
        }
      ],
      "source": "b7efe717-a805-47cf-8e9a-921fca0ce0ce"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:datacast:sfx2100_firmware:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "7C57B6A9-CAF9-4C8A-85FC-562E16F291FE",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:datacast:sfx2100:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "2A3BC5C9-39D5-4908-B470-A46E9ECFD6AB",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "International Datacasting Corporation (IDC) \n\nSFX2100 Satellite Receiver, trivial password for the `user` (usr) account. A remote unauthenticated attacker can exploit this to gain unauthorized SSH access to the system, while intially dropped into a restricted shell, an attacker can trivially spawn a complete pty to gain an appropriately interactive shell."
    },
    {
      "lang": "es",
      "value": "International Datacasting Corporation (IDC)\n\nReceptor de sat\u00e9lite SFX2100, contrase\u00f1a trivial para la cuenta \u0027user\u0027 (usr). Un atacante remoto no autenticado puede explotar esto para obtener acceso SSH no autorizado al sistema; aunque inicialmente se le coloque en un shell restringido, un atacante puede generar trivialmente un pty completo para obtener un shell interactivo adecuado."
    }
  ],
  "id": "CVE-2026-28777",
  "lastModified": "2026-06-17T10:29:01.427",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "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"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 9.2,
          "baseSeverity": "CRITICAL",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "HIGH",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "b7efe717-a805-47cf-8e9a-921fca0ce0ce",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-28777",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-03-04T15:19:47.654026Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-03-04T08:16:14.113",
  "references": [
    {
      "source": "b7efe717-a805-47cf-8e9a-921fca0ce0ce",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.abdulmhsblog.com/posts/sfx2100-vulns/"
    }
  ],
  "sourceIdentifier": "b7efe717-a805-47cf-8e9a-921fca0ce0ce",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ],
      "source": "b7efe717-a805-47cf-8e9a-921fca0ce0ce",
      "type": "Secondary"
    }
  ]
}



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