{"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":"<div>\nBrightSign fixed <a target=\"_blank\" rel=\"nofollow\" href=\"https://www.cve.org/CVERecord?id=CVE-2025-3925\">CVE-2025-3925</a> 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 <a target=\"_blank\" rel=\"nofollow\" href=\"https://www.brightsign.biz/resources/software-downloads/\">BrightSign download site.</a> <br></div><div>\nFor more information, please <a target=\"_blank\" rel=\"nofollow\" href=\"https://www.brightsign.biz/contact-us/\">contact BrightSign via their website.</a>\n\n<br></div>"}],"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":"<p>BrightSign recommends the following security practices:</p>\n<ul>\n<li>Change default passwords when the device is initially set up.</li>\n<li>Disable the local DWS as described in \"High Security settings\".</li>\n<li>Disable the SSH/telnet server when not being used - it is not enabled by default.</li>\n<li>Devices should be located where an attacker does not have physical access to the device.</li>\n<li>SD and USB ports can be disabled if not needed.</li>\n</ul>\n<p>For more information, please <a target=\"_blank\" rel=\"nofollow\" href=\"https://www.brightsign.biz/contact-us/\">contact BrightSign via their website.</a></p>\n\n<br>"}],"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"}}]}}