{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-1718", "assignerOrgId": "b1571b85-cbc9-431f-830b-0c8155323a69", "state": "PUBLISHED", "assignerShortName": "STAR_Labs", "dateReserved": "2023-03-30T09:17:34.502Z", "datePublished": "2023-11-01T09:04:03.276Z", "dateUpdated": "2023-11-01T09:04:03.276Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Bitrix24", "programFiles": ["file:desktop_app/file.ajax.php"], "vendor": "Bitrix24", "versions": [{"lessThanOrEqual": "22.0.300", "status": "affected", "version": "0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Lam Jun Rong & Li Jiantao of STAR Labs SG Pte. Ltd. (@starlabs_sg)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "\n\n<div><div>Improper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unauthenticated remote attackers to cause denial-of-service via a crafted \"tmp_url\".</div></div>\n\n"}], "value": "\nImproper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unauthenticated remote attackers to cause denial-of-service via a crafted \"tmp_url\".\n\n\n\n\n\n"}], "impacts": [{"capecId": "CAPEC-545", "descriptions": [{"lang": "en", "value": "CAPEC-545 Pull Data from System Resources"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-835", "description": "CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "b1571b85-cbc9-431f-830b-0c8155323a69", "shortName": "STAR_Labs", "dateUpdated": "2023-11-01T09:04:03.276Z"}, "references": [{"tags": ["third-party-advisory"], "url": "https://starlabs.sg/advisories/23/23-1718/"}], "source": {"discovery": "UNKNOWN"}, "title": "Bitrix24 Denial-of-Service (DoS) via Improper File Stream Access", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:bitrix24:bitrix24:22.0.300:*:*:*:*:*:*:*", "matchCriteriaId": "D47D6185-F86F-4402-85C1-C0A0EAE09B0D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "\nImproper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unauthenticated remote attackers to cause denial-of-service via a crafted \"tmp_url\".\n\n\n\n\n\n"}, {"lang": "es", "value": "El acceso inadecuado a la secuencia de archivos en /desktop_app/file.ajax.php?action=uploadfile en Bitrix24 22.0.300 permite a atacantes remotos no autenticados provocar denegaci\u00f3n de servicio a trav\u00e9s de un \"tmp_url\" manipulado."}], "id": "CVE-2023-1718", "lastModified": "2023-11-09T20:51:18.170", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "info@starlabs.sg", "type": "Secondary"}]}, "published": "2023-11-01T10:15:09.307", "references": [{"source": "info@starlabs.sg", "tags": ["Exploit", "Third Party Advisory"], "url": "https://starlabs.sg/advisories/23/23-1718/"}], "sourceIdentifier": "info@starlabs.sg", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-835"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-835"}], "source": "info@starlabs.sg", "type": "Secondary"}]}

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