{ "dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": { "cveId": "CVE-2025-3925", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2025-04-24T17:54:29.059Z", "datePublished": "2025-05-07T20:18:22.457Z", "dateUpdated": "2025-05-08T14:04:48.853Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "BrightSign OS series 4 players", "vendor": "BrightSign", "versions": [ { "lessThan": "v8.5.53.1", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "defaultStatus": "unaffected", "product": "BrightSign OS series 5 players", "vendor": "BrightSign", "versions": [ { "lessThan": "v9.0.166", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "type": "finder", "value": "Adam Merrill, a member of the Adversarial Modeling and Penetration Testing (AMPT) team at Sandia National Laboratories, reported this vulnerability to CISA." } ], "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "BrightSign players running BrightSign OS series 4 prior to v8.5.53.1 or \nseries 5 prior to v9.0.166 contain an execution with unnecessary \nprivileges vulnerability, allowing for privilege escalation on the \ndevice once code execution has been obtained." } ], "value": "BrightSign players running BrightSign OS series 4 prior to v8.5.53.1 or \nseries 5 prior to v9.0.166 contain an execution with unnecessary \nprivileges vulnerability, allowing for privilege escalation on the \ndevice once code execution has been obtained." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] }, { "cvssV4_0": { "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "baseScore": 8.5, "baseSeverity": "HIGH", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/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-250", "description": "CWE-250", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2025-05-07T20:18:22.457Z" }, "references": [ { "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-126-03" }, { "url": "https://www.brightsign.biz/resources/software-downloads/" } ], "solutions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "
\nBrightSign fixed CVE-2025-3925 in v8.5.53.1 (for series 4 players) and v9.0.166 (for series 5 players). Both of these have been released and available on the BrightSign download site.
\nFor more information, please contact BrightSign via their website.\n\n
" } ], "value": "BrightSign fixed CVE-2025-3925 https://www.cve.org/CVERecord in v8.5.53.1 (for series 4 players) and v9.0.166 (for series 5 players). Both of these have been released and available on the BrightSign download site. https://www.brightsign.biz/resources/software-downloads/ \n\n\n\nFor more information, please contact BrightSign via their website. https://www.brightsign.biz/contact-us/" } ], "source": { "advisory": "ICSA-25-126-03", "discovery": "EXTERNAL" }, "title": "BrightSign Players Execution with Unnecessary Privileges", "workarounds": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "

BrightSign recommends the following security practices:

\n\n

For more information, please contact BrightSign via their website.

\n\n
" } ], "value": "BrightSign recommends the following security practices:\n\n\n\n * Change default passwords when the device is initially set up.\n\n * Disable the local DWS as described in \"High Security settings\".\n\n * Disable the SSH/telnet server when not being used - it is not enabled by default.\n\n * Devices should be located where an attacker does not have physical access to the device.\n\n * SD and USB ports can be disabled if not needed.\n\n\n\n\nFor more information, please contact BrightSign via their website. https://www.brightsign.biz/contact-us/" } ], "x_generator": { "engine": "Vulnogram 0.2.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2025-05-08T14:04:41.859977Z", "id": "CVE-2025-3925", "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": "2025-05-08T14:04:48.853Z" } } ] } }