{"id":"CVE-2018-1000033","aliases":["EUVD-2018-1794","GHSA-9p89-vww3-h8hf","MGASA-2018-0422"],"status":"published","title":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform...","description":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service and read sensitive memory.","severity":{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01733,"percentile":0.77785,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2018-02-09T23:00:00Z","modified":"2026-06-17T01:32:15Z","affected":[{"source":"osv","ecosystem":"Mageia:6","package":"unzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1c-1.1.mga6"}]}],"bundled":5}],"products":[{"vendor":"info-zip","product":"unzip"}],"references":[{"url":"https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-infozip-unzip/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/103031","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1000033"},{"url":"https://github.com/advisories/GHSA-9p89-vww3-h8hf"},{"url":"https://advisories.mageia.org/MGASA-2018-0422.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=22571","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2018/02/08/1","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-1000033","description":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service and read sensitive memory.","status":"published","published":"2018-02-09T23:00:00Z","modified":"2024-08-05T12:33:49.117Z","updated_at":"2026-11-02T14:35:10.685174Z"}],"euvd":[{"id":"EUVD-2018-1794","description":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service and read sensitive memory.","status":"published","published":"2018-02-09T23:00:00Z","modified":"2024-08-05T12:33:49Z","updated_at":"2026-11-03T02:39:26.824954Z"}],"ghsa":[{"id":"GHSA-9p89-vww3-h8hf","title":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform...","description":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service and read sensitive memory.","status":"published","published":"2022-05-14T03:42:00Z","modified":"2023-02-02T05:08:26Z","cvss":[{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:52:44.806949Z"}],"nvd":[{"id":"CVE-2018-1000033","description":"An out-of-bounds read exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service and read sensitive memory.","status":"published","published":"2018-02-09T23:29:01.12Z","modified":"2026-06-17T01:32:15.187Z","cvss":[{"version":"3.0","score":9.1,"vector":"CVSS:3.0/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":"2026-11-02T14:04:22.897995Z"}],"osv":[{"id":"MGASA-2018-0422","title":"Updated unzip packages fix security vulnerabilities","description":"Updated unzip packages fix security vulnerabilities\n\nHeap-based out-of-bounds write (CVE-2018-1000031).\n\nHeap/BSS-based buffer overflow (Bypass of CVE-2015-1315)\n(CVE-2018-1000032).\n\nHeap out-of-bounds access in ef_scan_for_stream (CVE-2018-1000033).\n\nMultiple vulnerabilities in the LZMA compression algorithm\n(CVE-2018-1000034).\n\nHeap-based buffer overflow in password protected ZIP archives\n(CVE-2018-1000035).\n","status":"published","published":"2018-10-30T18:01:43Z","modified":"2026-04-16T06:26:00.181554714Z","updated_at":"2026-11-02T15:49:40.793816Z"}]}}