{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-7770", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2025-07-17T15:44:01.345Z", "datePublished": "2025-08-06T20:45:06.780Z", "dateUpdated": "2025-08-07T14:49:00.875Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Cloud Connect Advanced", "vendor": "Tigo Energy", "versions": [{"lessThanOrEqual": "4.0.1", "status": "affected", "version": "0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Anthony Rose of BC Security"}, {"lang": "en", "type": "reporter", "value": "Jacob Krasnov of BC Security"}, {"lang": "en", "type": "reporter", "value": "Peter Kariuki of Ovanova"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>\n\n\n\n</p><p>Tigo Energy's CCA device is vulnerable to insecure session ID generation in their remote API. The session IDs are generated using a predictable method based on the current timestamp, allowing attackers to recreate valid session IDs. When combined with the ability to circumvent session ID requirements for certain commands, this enables unauthorized access to sensitive device functions on connected solar optimization systems.</p>\n\n\n\n<p></p>"}], "value": "Tigo Energy's CCA device is vulnerable to insecure session ID generation in their remote API. The session IDs are generated using a predictable method based on the current timestamp, allowing attackers to recreate valid session IDs. When combined with the ability to circumvent session ID requirements for certain commands, this enables unauthorized access to sensitive device functions on connected solar optimization systems."}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 8.7, "baseSeverity": "HIGH", "privilegesRequired": "LOW", "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:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-337", "description": "CWE-337 Predictable Seed in Pseudo-Random Number Generator (PRNG)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2025-08-06T20:45:06.780Z"}, "references": [{"tags": ["government-resource"], "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-217-02"}], "source": {"discovery": "UNKNOWN"}, "title": "Predictable Seed in Pseudo-Random Number Generator (PRNG) in Tigo Energy Cloud Connect Advanced", "workarounds": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Tigo Energy is aware of these vulnerabilities and is actively working on a fix to address them.<br><br>Visit Tigo Energy's Help Center for more specific security recommendations.<br>"}], "value": "Tigo Energy is aware of these vulnerabilities and is actively working on a fix to address them.\n\nVisit Tigo Energy's Help Center for more specific security recommendations."}], "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-08-07T14:48:51.061697Z", "id": "CVE-2025-7770", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-08-07T14:49:00.875Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-7770", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-08-07T14:48:51.061697Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-08-07T14:48:56.197Z"}}], "cna": {"title": "Predictable Seed in Pseudo-Random Number Generator (PRNG) in Tigo Energy Cloud Connect Advanced", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "reporter", "value": "Anthony Rose of BC Security"}, {"lang": "en", "type": "reporter", "value": "Jacob Krasnov of BC Security"}, {"lang": "en", "type": "reporter", "value": "Peter Kariuki of Ovanova"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Tigo Energy", "product": "Cloud Connect Advanced", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "4.0.1"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-217-02", "tags": ["government-resource"]}], "workarounds": [{"lang": "en", "value": "Tigo Energy is aware of these vulnerabilities and is actively working on a fix to address them.\n\nVisit Tigo Energy's Help Center for more specific security recommendations.", "supportingMedia": [{"type": "text/html", "value": "Tigo Energy is aware of these vulnerabilities and is actively working on a fix to address them.<br><br>Visit Tigo Energy's Help Center for more specific security recommendations.<br>", "base64": false}]}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Tigo Energy's CCA device is vulnerable to insecure session ID generation in their remote API. The session IDs are generated using a predictable method based on the current timestamp, allowing attackers to recreate valid session IDs. When combined with the ability to circumvent session ID requirements for certain commands, this enables unauthorized access to sensitive device functions on connected solar optimization systems.", "supportingMedia": [{"type": "text/html", "value": "<p>\n\n\n\n</p><p>Tigo Energy's CCA device is vulnerable to insecure session ID generation in their remote API. The session IDs are generated using a predictable method based on the current timestamp, allowing attackers to recreate valid session IDs. When combined with the ability to circumvent session ID requirements for certain commands, this enables unauthorized access to sensitive device functions on connected solar optimization systems.</p>\n\n\n\n<p></p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-337", "description": "CWE-337 Predictable Seed in Pseudo-Random Number Generator (PRNG)"}]}], "providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2025-08-06T20:45:06.780Z"}}}, "cveMetadata": {"cveId": "CVE-2025-7770", "state": "PUBLISHED", "dateUpdated": "2025-08-07T14:49:00.875Z", "dateReserved": "2025-07-17T15:44:01.345Z", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "datePublished": "2025-08-06T20:45:06.780Z", "assignerShortName": "icscert"}, "dataVersion": "5.1"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Tigo Energy's CCA device is vulnerable to insecure session ID generation in their remote API. The session IDs are generated using a predictable method based on the current timestamp, allowing attackers to recreate valid session IDs. When combined with the ability to circumvent session ID requirements for certain commands, this enables unauthorized access to sensitive device functions on connected solar optimization systems."}, {"lang": "es", "value": "El dispositivo Tigo Energy's CCA es vulnerable a la generaci\u00f3n insegura de identificadores de sesi\u00f3n en su API remota. Estos identificadores se generan mediante un m\u00e9todo predecible basado en la marca de tiempo actual, lo que permite a los atacantes recrear identificadores de sesi\u00f3n v\u00e1lidos. Esto, junto con la capacidad de eludir los requisitos de identificador de sesi\u00f3n para ciertos comandos, permite el acceso no autorizado a funciones sensibles del dispositivo en los sistemas de optimizaci\u00f3n solar conectados."}], "id": "CVE-2025-7770", "lastModified": "2025-08-07T21:26:37.453", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "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": "LOW", "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:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}, "published": "2025-08-06T21:15:32.793", "references": [{"source": "ics-cert@hq.dhs.gov", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-217-02"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-337"}], "source": "ics-cert@hq.dhs.gov", "type": "Primary"}]}

{}