{"id":"CVE-1999-1540","aliases":["EUVD-1999-1521","GHSA-c58m-4vx5-jf3r"],"status":"published","title":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows...","description":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows attackers to easily decrypt and obtain the source code.","severity":{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00256,"percentile":0.17353,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-10-04T04:00:00Z","modified":"2026-06-16T21:50:40Z","products":[{"vendor":"cactus_software","product":"shell-lock"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=93916168802365\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.atstake.com/research/advisories/1999/shell-lock.txt","tags":["vendor-advisory","x_refsource_L0PHT","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/3356","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1540"},{"url":"https://github.com/advisories/GHSA-c58m-4vx5-jf3r"}],"sources":{"cve":[{"id":"CVE-1999-1540","description":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows attackers to easily decrypt and obtain the source code.","status":"published","published":"2001-09-12T04:00:00Z","modified":"2024-08-01T17:18:07.437Z","updated_at":"2026-11-02T14:33:53.295018Z"}],"euvd":[{"id":"EUVD-1999-1521","description":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows attackers to easily decrypt and obtain the source code.","status":"published","published":"2001-09-12T04:00:00Z","modified":"2024-08-01T17:18:07Z","updated_at":"2026-11-03T03:50:41.965248Z"}],"ghsa":[{"id":"GHSA-c58m-4vx5-jf3r","title":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows...","description":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows attackers to easily decrypt and obtain the source code.","status":"published","published":"2022-04-30T18:12:40Z","modified":"2023-01-30T05:04:48Z","updated_at":"2026-11-02T14:47:07.803331Z"}],"nvd":[{"id":"CVE-1999-1540","description":"shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows attackers to easily decrypt and obtain the source code.","status":"published","published":"1999-10-04T04:00:00Z","modified":"2026-06-16T21:50:40.57Z","cvss":[{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T13:58:40.923898Z"}]}}