{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-8761", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-08-08T15:37:32.968Z", "datePublished": "2025-08-13T06:14:06.147Z", "dateUpdated": "2025-08-13T13:29:47.081Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-08-13T06:14:06.147Z"}, "title": "INSTAR 2K+/4K Backend IPC Server denial of service", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "INSTAR", "product": "2K+", "versions": [{"version": "3.11.1 Build 1124", "status": "affected"}], "modules": ["Backend IPC Server"]}, {"vendor": "INSTAR", "product": "4K", "versions": [{"version": "3.11.1 Build 1124", "status": "affected"}], "modules": ["Backend IPC Server"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in INSTAR 2K+ and 4K 3.11.1 Build 1124. This vulnerability affects unknown code of the component Backend IPC Server. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used."}, {"lang": "de", "value": "Hierbei betrifft es unbekannten Programmcode der Komponente Backend IPC Server. Mittels Manipulieren mit unbekannten Daten kann eine denial of service-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P", "baseSeverity": "HIGH"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:W/RC:R", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 7.5, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:W/RC:R", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C/E:POC/RL:W/RC:UR"}}], "timeline": [{"time": "2025-08-13T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-08-13T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-08-13T08:18:25.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Michael Imfeld (modzero AG)", "type": "finder"}], "references": [{"url": "https://vuldb.com/?id.319864", "name": "VDB-319864 | INSTAR 2K+/4K Backend IPC Server denial of service", "tags": ["vdb-entry"]}, {"url": "https://vuldb.com/?ctiid.319864", "name": "VDB-319864 | CTI Indicators (IOB, IOC, TTP)", "tags": ["signature", "permissions-required"]}, {"url": "https://modzero.com/static/MZ-25-03_modzero_INSTAR.pdf", "tags": ["exploit"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-08-13T13:29:41.200372Z", "id": "CVE-2025-8761", "options": [{"Exploitation": "none"}, {"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": "2025-08-13T13:29:47.081Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-8761", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-08-13T13:29:41.200372Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-08-13T13:29:44.346Z"}}], "cna": {"title": "INSTAR 2K+/4K Backend IPC Server denial of service", "credits": [{"lang": "en", "type": "finder", "value": "Michael Imfeld (modzero AG)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 8.7, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:W/RC:R"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:W/RC:R"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C/E:POC/RL:W/RC:UR"}}], "affected": [{"vendor": "INSTAR", "modules": ["Backend IPC Server"], "product": "2K+", "versions": [{"status": "affected", "version": "3.11.1 Build 1124"}]}, {"vendor": "INSTAR", "modules": ["Backend IPC Server"], "product": "4K", "versions": [{"status": "affected", "version": "3.11.1 Build 1124"}]}], "timeline": [{"lang": "en", "time": "2025-08-13T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2025-08-13T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2025-08-13T08:18:25.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/?id.319864", "name": "VDB-319864 | INSTAR 2K+/4K Backend IPC Server denial of service", "tags": ["vdb-entry"]}, {"url": "https://vuldb.com/?ctiid.319864", "name": "VDB-319864 | CTI Indicators (IOB, IOC, TTP)", "tags": ["signature", "permissions-required"]}, {"url": "https://modzero.com/static/MZ-25-03_modzero_INSTAR.pdf", "tags": ["exploit"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in INSTAR 2K+ and 4K 3.11.1 Build 1124. This vulnerability affects unknown code of the component Backend IPC Server. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used."}, {"lang": "de", "value": "Hierbei betrifft es unbekannten Programmcode der Komponente Backend IPC Server. Mittels Manipulieren mit unbekannten Daten kann eine denial of service-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-404", "description": "Denial of Service"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-08-13T06:14:06.147Z"}}}, "cveMetadata": {"cveId": "CVE-2025-8761", "state": "PUBLISHED", "dateUpdated": "2025-08-13T13:29:47.081Z", "dateReserved": "2025-08-08T15:37:32.968Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2025-08-13T06:14:06.147Z", "assignerShortName": "VulDB"}, "dataVersion": "5.1"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in INSTAR 2K+ and 4K 3.11.1 Build 1124. This vulnerability affects unknown code of the component Backend IPC Server. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used."}, {"lang": "es", "value": "Se ha detectado una vulnerabilidad en INSTAR 2K+ y 4K 3.11.1 Build 1124. Esta vulnerabilidad afecta al c\u00f3digo desconocido del componente Backend IPC Server. La manipulaci\u00f3n provoca una denegaci\u00f3n de servicio. El ataque puede ejecutarse en remoto. Se ha hecho p\u00fablico el exploit y puede que sea utilizado."}], "id": "CVE-2025-8761", "lastModified": "2025-08-13T17:33:46.673", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "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": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2025-08-13T07:15:29.960", "references": [{"source": "cna@vuldb.com", "url": "https://modzero.com/static/MZ-25-03_modzero_INSTAR.pdf"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.319864"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.319864"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-404"}], "source": "cna@vuldb.com", "type": "Primary"}]}

{}