{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-2316", "assignerOrgId": "b1571b85-cbc9-431f-830b-0c8155323a69", "state": "PUBLISHED", "assignerShortName": "STAR_Labs", "dateReserved": "2023-04-27T04:51:09.913Z", "datePublished": "2023-08-19T05:34:20.390Z", "dateUpdated": "2023-08-19T05:34:20.390Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "platforms": ["Windows", "Linux"], "product": "Typora", "vendor": "Typora", "versions": [{"lessThan": "1.6.7", "status": "affected", "version": "0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Li Jiantao (@CurseRed) of STAR Labs SG Pte. Ltd. (@starlabs_sg)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via \"typora://app/&lt;absolute-path&gt;\". \n\n<div><div>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.</div></div>\n\n"}], "value": "Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via \"typora://app/<absolute-path>\". \n\nThis 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.\n\n\n\n\n\n"}], "impacts": [{"capecId": "CAPEC-597", "descriptions": [{"lang": "en", "value": "CAPEC-597 Absolute Path Traversal"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "b1571b85-cbc9-431f-830b-0c8155323a69", "shortName": "STAR_Labs", "dateUpdated": "2023-08-19T05:34:20.390Z"}, "references": [{"tags": ["release-notes"], "url": "https://support.typora.io/What's-New-1.6/"}, {"tags": ["third-party-advisory"], "url": "https://starlabs.sg/advisories/23/23-2316/"}], "source": {"discovery": "UNKNOWN"}, "title": "Typora Local File Disclosure", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:*", "matchCriteriaId": "8A864E61-1493-40D3-9EFB-A8124F2FE28E", "versionEndExcluding": "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"}], "descriptions": [{"lang": "en", "value": "Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via \"typora://app/<absolute-path>\". \n\nThis 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.\n\n\n\n\n\n"}], "id": "CVE-2023-2316", "lastModified": "2023-08-24T18:56:26.503", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.0, "source": "info@starlabs.sg", "type": "Secondary"}]}, "published": "2023-08-19T06:15:46.420", "references": [{"source": "info@starlabs.sg", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "url": "https://starlabs.sg/advisories/23/23-2316/"}, {"source": "info@starlabs.sg", "tags": ["Vendor Advisory"], "url": "https://support.typora.io/What's-New-1.6/"}], "sourceIdentifier": "info@starlabs.sg", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-22"}], "source": "info@starlabs.sg", "type": "Secondary"}]}

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