FKIE_CVE-2023-2971

Vulnerability from fkie_nvd - Published: 2023-08-19 06:15 - Updated: 2026-06-17 05:53
Severity
6.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Summary
Improper path handling in Typora before 1.7.0-dev on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via "typora://app/typemark/". This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.
References
info@starlabs.sghttps://starlabs.sg/advisories/23/23-2971/Exploit, Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://starlabs.sg/advisories/23/23-2971/Exploit, Mitigation, Third Party Advisory
Impacted products
Vendor Product Version
typora typora *
linux linux_kernel -
microsoft windows -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "Linux"
          ],
          "product": "Typora",
          "vendor": "Typora",
          "versions": [
            {
              "lessThan": "1.7.0-dev",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "info@starlabs.sg"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "typora",
          "vendor": "typora",
          "versions": [
            {
              "lessThan": "1.7.0-dev",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EBA5590F-3A15-40CF-AC36-6CBA8C128D19",
              "versionEndIncluding": "1.6.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper path handling in Typora before 1.7.0-dev on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via \"typora://app/typemark/\". This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora."
    },
    {
      "lang": "es",
      "value": "El manejo inadecuado de rutas en Typora antes de 1.7.0-dev en Windows y Linux permite que una p\u00e1gina web manipulada acceda a archivos locales y los exfiltre a servidores web remotos a trav\u00e9s de \"typora://app/typemark/\". Esta vulnerabilidad puede ser explotada si un usuario abre un archivo markdown malicioso en Typora o copia texto de una p\u00e1gina web y lo pega en Typora. "
    }
  ],
  "id": "CVE-2023-2971",
  "lastModified": "2026-06-17T05:53:54.690",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 4.0,
        "source": "info@starlabs.sg",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-2971",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-07T19:53:35.931892Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-08-19T06:15:47.037",
  "references": [
    {
      "source": "info@starlabs.sg",
      "tags": [
        "Exploit",
        "Mitigation",
        "Third Party Advisory"
      ],
      "url": "https://starlabs.sg/advisories/23/23-2971/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Mitigation",
        "Third Party Advisory"
      ],
      "url": "https://starlabs.sg/advisories/23/23-2971/"
    }
  ],
  "sourceIdentifier": "info@starlabs.sg",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "info@starlabs.sg",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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