GSD-2023-40146

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
A privilege escalation vulnerability exists in the /bin/login functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted command line argument can lead to a limited-shell escape and elevated capabilities. An attacker can authenticate with hard-coded credentials and execute unblocked default busybox functionality to trigger this vulnerability.
Aliases
Aliases
CVE-2023-40146
To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-40146",
    "id": "GSD-2023-40146"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-40146"
      ],
      "details": "A privilege escalation vulnerability exists in the /bin/login functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted command line argument can lead to a limited-shell escape and elevated capabilities. An attacker can authenticate with hard-coded credentials and execute unblocked default busybox functionality to trigger this vulnerability.",
      "id": "GSD-2023-40146",
      "modified": "2023-12-13T01:20:43.659227Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "talos-cna@cisco.com",
        "ID": "CVE-2023-40146",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Smart Reader",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "v1.2.0 (in QEMU)"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Peplink"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Discovered by Matt Wiseman of Cisco Talos."
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A privilege escalation vulnerability exists in the /bin/login functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted command line argument can lead to a limited-shell escape and elevated capabilities. An attacker can authenticate with hard-coded credentials and execute unblocked default busybox functionality to trigger this vulnerability."
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-77",
                "lang": "eng",
                "value": "CWE-77: Improper Neutralization of Special Elements used in a Command (\u0027Command Injection\u0027)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1868",
            "refsource": "MISC",
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1868"
          },
          {
            "name": "https://forum.peplink.com/t/peplink-security-advisory-smart-reader-firmware-1-2-0-cve-2023-43491-cve-2023-45209-cve-2023-39367-cve-2023-45744-cve-2023-40146/47256",
            "refsource": "MISC",
            "url": "https://forum.peplink.com/t/peplink-security-advisory-smart-reader-firmware-1-2-0-cve-2023-43491-cve-2023-45209-cve-2023-39367-cve-2023-45744-cve-2023-40146/47256"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "A privilege escalation vulnerability exists in the /bin/login functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted command line argument can lead to a limited-shell escape and elevated capabilities. An attacker can authenticate with hard-coded credentials and execute unblocked default busybox functionality to trigger this vulnerability."
          },
          {
            "lang": "es",
            "value": "Existe una vulnerabilidad de escalada de privilegios en la funcionalidad /bin/login de Peplink Smart Reader v1.2.0 (en QEMU). Un argumento de l\u00ednea de comando especialmente manipulado puede conducir a un escape de shell limitado y capacidades elevadas. Un atacante puede autenticarse con credenciales codificadas y ejecutar la funcionalidad de Busybox predeterminada desbloqueada para desencadenar esta vulnerabilidad."
          }
        ],
        "id": "CVE-2023-40146",
        "lastModified": "2024-04-17T17:15:12.513",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "PHYSICAL",
                "availabilityImpact": "HIGH",
                "baseScore": 6.8,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 0.9,
              "impactScore": 5.9,
              "source": "talos-cna@cisco.com",
              "type": "Primary"
            }
          ]
        },
        "published": "2024-04-17T13:15:07.143",
        "references": [
          {
            "source": "talos-cna@cisco.com",
            "url": "https://forum.peplink.com/t/peplink-security-advisory-smart-reader-firmware-1-2-0-cve-2023-43491-cve-2023-45209-cve-2023-39367-cve-2023-45744-cve-2023-40146/47256"
          },
          {
            "source": "talos-cna@cisco.com",
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1868"
          }
        ],
        "sourceIdentifier": "talos-cna@cisco.com",
        "vulnStatus": "Awaiting Analysis",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-77"
              }
            ],
            "source": "talos-cna@cisco.com",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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