{"schema_version":"1.7.3","id":"GHSA-4jvr-vj2c-8q37","published":"2026-02-04T23:12:29Z","modified":"2026-02-19T20:41:22.297357Z","aliases":["CVE-2023-43635","GO-2026-4434"],"summary":"EVE Seals Vault Key With SHA1 PCRs","details":"### Impact\n\nThe vault key is sealed using SHA1 PCRs instead of SHA256 PCRs\n\nThus an attacker with physical access to an EVE-OS device can try to brute force creating a kernel or rootfs image which produces the same SHA1 PCR but with malicious content.\n\n### Patches\n\nFixed in 9.4.3-lts and 10.1.0\n\n### Workarounds\n\nNone","affected":[{"package":{"name":"github.com/lf-edge/eve","ecosystem":"Go","purl":"pkg:golang/github.com/lf-edge/eve"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20230519072751-977f42b07fa9"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-4jvr-vj2c-8q37/GHSA-4jvr-vj2c-8q37.json"}}],"references":[{"type":"WEB","url":"https://github.com/lf-edge/eve/security/advisories/GHSA-4jvr-vj2c-8q37"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-43635"},{"type":"WEB","url":"https://asrg.io/security-advisories/cve-2023-43635"},{"type":"WEB","url":"https://asrg.io/security-advisories/vault-key-sealed-with-sha1-pcrs"},{"type":"PACKAGE","url":"https://github.com/lf-edge/eve"}],"database_specific":{"cwe_ids":["CWE-327","CWE-328","CWE-522"],"github_reviewed":true,"github_reviewed_at":"2026-02-04T23:12:29Z","nvd_published_at":null,"severity":"MODERATE"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N"}]}