{"id":"CVE-2017-3225","aliases":["DEBIAN-CVE-2017-3225","EUVD-2017-12346","GHSA-x8ww-88gq-789c"],"status":"published","title":"Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector that may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","severity":{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00309,"percentile":0.23924,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310","CWE-329"],"published":"2018-07-24T15:00:00Z","modified":"2026-10-24T10:30:57Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"u-boot","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2023.01+dfsg-2","2023.01+dfsg-2+deb12u1","2023.01+dfsg-2+deb12u2","2023.01+dfsg-2+deb12u3","2023.04+dfsg-1","2023.04~rc2+dfsg-1","2023.04~rc5+dfsg-1","2023.07+dfsg-1","2023.07~rc4+dfsg-1","2023.07~rc5+dfsg-1","2024.01+dfsg-1","2024.01+dfsg-2","2024.01+dfsg-3","2024.01+dfsg-4","2024.01+dfsg-5","2024.01+dfsg-6","2024.01+dfsg-7","2024.01~rc6+dfsg-1","2024.01~rc6+dfsg-2","2025.01-1","2025.01-2","2025.01-3","2025.01-3.1","2025.01-3.2"]},{"source":"osv","ecosystem":"Debian:13","package":"u-boot","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2025.01-3","2025.01-3+deb13u1","2025.01-3.1","2025.01-3.2"]},{"source":"osv","ecosystem":"Debian:14","package":"u-boot","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2025.01-3","2025.01-3.1","2025.01-3.2"]}],"products":[{"vendor":"das","product":"u-boot"},{"vendor":"denx","product":"u-boot"},{"vendor":"denx software engineering","product":"u-boot"}],"references":[{"url":"http://www.securityfocus.com/bid/100675","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://www.kb.cert.org/vuls/id/166743","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-3225"},{"url":"https://github.com/advisories/GHSA-x8ww-88gq-789c"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-3225","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2017-3225","title":"Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector that may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","status":"published","published":"2018-07-24T15:00:00Z","modified":"2024-08-05T14:16:28.243Z","cwes":["CWE-329"],"updated_at":"2026-11-02T14:33:16.232024Z"}],"euvd":[{"id":"EUVD-2017-12346","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","status":"published","published":"2018-07-24T15:00:00Z","modified":"2024-08-05T14:16:28Z","updated_at":"2026-11-03T02:39:18.505086Z"}],"ghsa":[{"id":"GHSA-x8ww-88gq-789c","title":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For...","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","status":"published","published":"2022-05-13T01:36:42Z","modified":"2023-02-01T05:09:02Z","cvss":[{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T14:50:54.417127Z"}],"nvd":[{"id":"CVE-2017-3225","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","status":"published","published":"2018-07-24T15:29:00.953Z","modified":"2026-06-17T01:17:46.223Z","cvss":[{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-329","CWE-310"],"updated_at":"2026-11-02T14:04:18.679411Z"}],"osv":[{"id":"CVE-2017-3225","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","status":"published","published":"2018-07-24T15:29:00.953Z","modified":"2026-10-24T10:30:57.312736343Z","cvss":[{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:05.486486Z"},{"id":"DEBIAN-CVE-2017-3225","description":"Das U-Boot is a device bootloader that can read its configuration from an AES encrypted file. For devices utilizing this environment encryption mode, U-Boot's use of a zero initialization vector may allow attacks against the underlying cryptographic implementation and allow an attacker to decrypt the data. Das U-Boot's AES-CBC encryption feature uses a zero (0) initialization vector. This allows an attacker to perform dictionary attacks on encrypted data produced by Das U-Boot to learn information about the encrypted data.","status":"published","published":"2018-07-24T15:29:00.953Z","modified":"2026-09-01T20:03:47.893887081Z","cvss":[{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:29.100767Z"}]}}