{"id":"CVE-2020-25054","aliases":["EUVD-2020-17747","GHSA-w3cr-gg44-gc99"],"status":"published","title":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem...","description":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01234,"percentile":0.69441,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125","CWE-20"],"published":"2020-08-31T20:24:37Z","modified":"2026-06-17T03:06:18Z","products":[{"vendor":"samsung","product":"exynos"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25054"},{"url":"https://github.com/advisories/GHSA-w3cr-gg44-gc99"}],"sources":{"cve":[{"id":"CVE-2020-25054","description":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).","status":"published","published":"2020-08-31T20:24:37Z","modified":"2024-08-04T15:26:09.42Z","updated_at":"2026-11-02T14:35:48.52216Z"}],"euvd":[{"id":"EUVD-2020-17747","description":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).","status":"published","published":"2020-08-31T20:24:37Z","modified":"2024-08-04T15:26:09Z","updated_at":"2026-11-03T03:07:18.658916Z"}],"ghsa":[{"id":"GHSA-w3cr-gg44-gc99","title":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem...","description":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).","status":"published","published":"2022-05-24T17:27:02Z","modified":"2023-01-29T05:03:42Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:45:23.223768Z"}],"nvd":[{"id":"CVE-2020-25054","description":"An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).","status":"published","published":"2020-08-31T21:15:15.753Z","modified":"2026-06-17T03:06:18.24Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:06:13.600965Z"}]}}