GSD-2024-32482

Vulnerability from gsd - Updated: 2024-04-13 05:02
Details
The Tillitis TKey signer device application is an ed25519 signing tool. A vulnerability has been found that makes it possible to disclose portions of the TKey’s data in RAM over the USB interface. To exploit the vulnerability an attacker needs to use a custom client application and to touch the TKey. No secret is disclosed. All client applications integrating tkey-device-signer should upgrade to version 1.0.0 to receive a fix. No known workarounds are available.
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{
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2024-32482"
      ],
      "details": "The Tillitis TKey signer device application is an ed25519 signing tool. A vulnerability has been found that makes it possible to disclose portions of the TKey\u2019s data in RAM over the USB interface. To exploit the vulnerability an attacker needs to use a custom client application and to touch the TKey. No secret is disclosed. All client applications integrating tkey-device-signer should upgrade to version 1.0.0 to receive a fix. No known workarounds are available.",
      "id": "GSD-2024-32482",
      "modified": "2024-04-13T05:02:29.036012Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2024-32482",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "tkey-device-signer",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "\u003c 1.0.0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "tillitis"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "The Tillitis TKey signer device application is an ed25519 signing tool. A vulnerability has been found that makes it possible to disclose portions of the TKey\u2019s data in RAM over the USB interface. To exploit the vulnerability an attacker needs to use a custom client application and to touch the TKey. No secret is disclosed. All client applications integrating tkey-device-signer should upgrade to version 1.0.0 to receive a fix. No known workarounds are available."
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 2.2,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-125",
                "lang": "eng",
                "value": "CWE-125: Out-of-bounds Read"
              }
            ]
          },
          {
            "description": [
              {
                "cweId": "CWE-367",
                "lang": "eng",
                "value": "CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/tillitis/tkey-device-signer/security/advisories/GHSA-frqc-62hv-379p",
            "refsource": "MISC",
            "url": "https://github.com/tillitis/tkey-device-signer/security/advisories/GHSA-frqc-62hv-379p"
          },
          {
            "name": "https://bugbounty.tillitis.se/security-bulletins/tillitis-security-bulletin-240115-1",
            "refsource": "MISC",
            "url": "https://bugbounty.tillitis.se/security-bulletins/tillitis-security-bulletin-240115-1"
          }
        ]
      },
      "source": {
        "advisory": "GHSA-frqc-62hv-379p",
        "discovery": "UNKNOWN"
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "The Tillitis TKey signer device application is an ed25519 signing tool. A vulnerability has been found that makes it possible to disclose portions of the TKey\u2019s data in RAM over the USB interface. To exploit the vulnerability an attacker needs to use a custom client application and to touch the TKey. No secret is disclosed. All client applications integrating tkey-device-signer should upgrade to version 1.0.0 to receive a fix. No known workarounds are available."
          },
          {
            "lang": "es",
            "value": "La aplicaci\u00f3n del dispositivo de firma Tillitis TKey es una herramienta de firma ed25519. Se ha encontrado una vulnerabilidad que permite revelar partes de los datos del TKey en la RAM a trav\u00e9s de la interfaz USB. Para explotar la vulnerabilidad, un atacante necesita utilizar una aplicaci\u00f3n cliente personalizada y tocar la tecla TKey. No se revela ning\u00fan secreto. Todas las aplicaciones cliente que integran tkey-device-signer deben actualizarse a la versi\u00f3n 1.0.0 para recibir una soluci\u00f3n. No hay workarounds disponibles."
          }
        ],
        "id": "CVE-2024-32482",
        "lastModified": "2024-04-24T13:39:42.883",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 2.2,
                "baseSeverity": "LOW",
                "confidentialityImpact": "LOW",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 0.8,
              "impactScore": 1.4,
              "source": "security-advisories@github.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2024-04-23T18:15:14.810",
        "references": [
          {
            "source": "security-advisories@github.com",
            "url": "https://bugbounty.tillitis.se/security-bulletins/tillitis-security-bulletin-240115-1"
          },
          {
            "source": "security-advisories@github.com",
            "url": "https://github.com/tillitis/tkey-device-signer/security/advisories/GHSA-frqc-62hv-379p"
          }
        ],
        "sourceIdentifier": "security-advisories@github.com",
        "vulnStatus": "Awaiting Analysis",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-125"
              },
              {
                "lang": "en",
                "value": "CWE-367"
              }
            ],
            "source": "security-advisories@github.com",
            "type": "Secondary"
          }
        ]
      }
    }
  }
}


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