{"id":"CVE-2020-7248","aliases":["EUVD-2020-28375","GHSA-g6fq-pqgw-hfmj"],"status":"published","title":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON...","description":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02507,"percentile":0.84882,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-03-16T20:49:53Z","modified":"2026-06-17T03:24:35Z","products":[{"vendor":"openwrt","product":"openwrt"}],"references":[{"url":"https://github.com/openwrt/openwrt/commits/master","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://openwrt.org/advisory/2020-01-31-2","tags":["x_refsource_CONFIRM","x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7248"},{"url":"https://github.com/advisories/GHSA-g6fq-pqgw-hfmj"}],"sources":{"cve":[{"id":"CVE-2020-7248","description":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.","status":"published","published":"2020-03-16T20:49:53Z","modified":"2024-08-04T09:25:48.839Z","updated_at":"2026-11-02T14:35:58.331892Z"}],"euvd":[{"id":"EUVD-2020-28375","description":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.","status":"published","published":"2020-03-16T20:49:53Z","modified":"2024-08-04T09:25:48Z","updated_at":"2026-11-03T03:08:00.054795Z"}],"ghsa":[{"id":"GHSA-g6fq-pqgw-hfmj","title":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON...","description":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.","status":"published","published":"2022-05-24T17:11:39Z","modified":"2023-01-29T05:02:01Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:44:58.142286Z"}],"nvd":[{"id":"CVE-2020-7248","description":"libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.","status":"published","published":"2020-03-16T21:15:12.607Z","modified":"2026-06-17T03:24:35.363Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:56.580228Z"}]}}