CVE-2023-1718 - Vulnerability Details - OpenCVE

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".

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Bitrix24	Bitrix24

Configuration 1 [-]

cpe:2.3:a:bitrix24:bitrix24:22.0.300:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://starlabs.sg/advisories/23/23-1718/

History

No history.

MITRE

Status: PUBLISHED

Assigner: STAR_Labs

Published: 2023-11-01T09:04:03.276Z

Updated: 2024-09-05T19:44:21.617Z

Reserved: 2023-03-30T09:17:34.502Z

Link: CVE-2023-1718

Vulnrichment

Updated: 2024-08-02T05:57:24.957Z

NVD

Status : Modified

Published: 2023-11-01T10:15:09.307

Modified: 2024-11-21T07:39:45.687

Link: CVE-2023-1718

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "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": "2024-09-05T19:44:21.617Z"}, "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"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:57:24.957Z"}, "title": "CVE Program Container", "references": [{"tags": ["third-party-advisory", "x_transferred"], "url": "https://starlabs.sg/advisories/23/23-1718/"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-05T19:44:09.574274Z", "id": "CVE-2023-1718", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-05T19:44:21.617Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://starlabs.sg/advisories/23/23-1718/", "tags": ["third-party-advisory", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:57:24.957Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-1718", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-05T19:44:09.574274Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-05T19:44:16.427Z"}}], "cna": {"title": "Bitrix24 Denial-of-Service (DoS) via Improper File Stream Access", "source": {"discovery": "UNKNOWN"}, "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)"}], "impacts": [{"capecId": "CAPEC-545", "descriptions": [{"lang": "en", "value": "CAPEC-545 Pull Data from System Resources"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Bitrix24", "product": "Bitrix24", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "22.0.300"}], "programFiles": ["file:desktop_app/file.ajax.php"], "defaultStatus": "unaffected"}], "references": [{"url": "https://starlabs.sg/advisories/23/23-1718/", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "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", "supportingMedia": [{"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", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-835", "description": "CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')"}]}], "providerMetadata": {"orgId": "b1571b85-cbc9-431f-830b-0c8155323a69", "shortName": "STAR_Labs", "dateUpdated": "2023-11-01T09:04:03.276Z"}}}, "cveMetadata": {"cveId": "CVE-2023-1718", "state": "PUBLISHED", "dateUpdated": "2024-09-05T19:44:21.617Z", "dateReserved": "2023-03-30T09:17:34.502Z", "assignerOrgId": "b1571b85-cbc9-431f-830b-0c8155323a69", "datePublished": "2023-11-01T09:04:03.276Z", "assignerShortName": "STAR_Labs"}, "dataVersion": "5.1"}

{"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": "2024-11-21T07:39:45.687", "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": "info@starlabs.sg", "type": "Secondary"}, {"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"}]}, "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/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://starlabs.sg/advisories/23/23-1718/"}], "sourceIdentifier": "info@starlabs.sg", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-835"}], "source": "info@starlabs.sg", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-835"}], "source": "nvd@nist.gov", "type": "Primary"}]}