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    2 vulnerabilities by BrightSign

    CVE-2025-54756 (GCVE-0-2025-54756)

    Vulnerability from cvelistv5 – Published: 2026-02-12 16:34 – Updated: 2026-02-12 18:45
    VLAI
    Title
    BrightSign Players Use of Default Credentials
    Summary
    BrightSign players running BrightSign OS series 4 prior to v8.5.53.1 or series 5 prior to v9.0.166 use a default password that is guessable with knowledge of the device information. The latest release fixes this issue for new installations; users of old installations are encouraged to change all default passwords.
    Severity
    8.4 (High)
    CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    8.6 (High)
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    Impacted products
    Credits
    Adam Merrill, a member of the Adversarial Modeling and Penetration Testing (AMPT) team at Sandia National Laboratories, reported this vulnerability to CISA.
    Show details on NVD website
    To clipboard 

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                "timestamp": "2026-02-12T18:44:52.091544Z",
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "NONE",
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        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
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              "value": "\u003cp\u003eBrightSign recommends the following security practices:\u003c/p\u003e\n\u003cul\u003e\n\u003cli\u003eChange default passwords when the device is initially set up.\u003c/li\u003e\n\u003cli\u003eDisable the local DWS as described in \"High Security settings\".\u003c/li\u003e\n\u003cli\u003eDisable the SSH/telnet server when not being used - it is not enabled by default.\u003c/li\u003e\n\u003cli\u003eDevices should be located where an attacker does not have physical access to the device.\u003c/li\u003e\n\u003cli\u003eSD and USB ports can be disabled if not needed.\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp\u003eFor more information, please \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.brightsign.biz/contact-us/\"\u003econtact BrightSign via their website.\u003c/a\u003e\u003c/p\u003e\n\n\u003cbr\u003e"
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    CVE-2025-3925 (GCVE-0-2025-3925)

    Vulnerability from cvelistv5 – Published: 2025-05-07 20:18 – Updated: 2025-05-08 14:04
    VLAI
    Title
    BrightSign Players Execution with Unnecessary Privileges
    Summary
    BrightSign players running BrightSign OS series 4 prior to v8.5.53.1 or series 5 prior to v9.0.166 contain an execution with unnecessary privileges vulnerability, allowing for privilege escalation on the device once code execution has been obtained.
    Severity
    7.8 (High)
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    8.5 (High)
    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
    SSVC
    Exploitation: none Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    Assigner
    References
    Impacted products
    Credits
    Adam Merrill, a member of the Adversarial Modeling and Penetration Testing (AMPT) team at Sandia National Laboratories, reported this vulnerability to CISA.
    Show details on NVD website
    To clipboard 

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