{"id":"CVE-2018-25018","aliases":["DEBIAN-CVE-2018-25018","EUVD-2018-13799","GHSA-64hf-v92v-mrg5","UBUNTU-CVE-2018-25018"],"status":"published","title":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen:...","description":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01308,"percentile":0.70782,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-07-01T02:54:03Z","modified":"2026-10-23T18:03:21Z","fixes":[{"ecosystem":"Debian:12","package":"unrar-nonfree","fixed_in":["1:5.6.6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"unrar-nonfree","fixed_in":["1:5.6.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"unrar-nonfree","fixed_in":["1:5.6.6-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"unrar-nonfree","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.6.6-1"}]}],"versions":["1:3.5.2-0.1","1:3.5.2-0.2","1:3.5.4-0.1","1:3.5.4-1","1:3.5.4-1.1","1:3.7.2-1","1:3.7.3-1","1:3.7.3-1.1","1:3.7.8-1","1:3.7.8-2","1:3.8.2-1","1:3.8.4-1","1:3.8.5-1","1:3.8.5-2","1:3.9.10-1","1:3.9.3-1","1:3.9.5-1","1:3.9.6-1","1:3.9.7-1","1:3.9.9-1","1:4.0.2-1","1:4.0.3-1","1:4.1.4-1","1:4.2.4-0.1","1:4.2.4-0.2","1:4.2.4-0.3","1:5.0.10-1","1:5.2.5-1","1:5.2.7-0.1","1:5.3.2-1","1:5.4.5-1","1:5.5.5-1","1:5.5.8-1","3.3.6-2","3.3.6-2.0.1","3.4.3-1"]},{"source":"osv","ecosystem":"Debian:13","package":"unrar-nonfree","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.6.6-1"}]}],"versions":["1:3.5.2-0.1","1:3.5.2-0.2","1:3.5.4-0.1","1:3.5.4-1","1:3.5.4-1.1","1:3.7.2-1","1:3.7.3-1","1:3.7.3-1.1","1:3.7.8-1","1:3.7.8-2","1:3.8.2-1","1:3.8.4-1","1:3.8.5-1","1:3.8.5-2","1:3.9.10-1","1:3.9.3-1","1:3.9.5-1","1:3.9.6-1","1:3.9.7-1","1:3.9.9-1","1:4.0.2-1","1:4.0.3-1","1:4.1.4-1","1:4.2.4-0.1","1:4.2.4-0.2","1:4.2.4-0.3","1:5.0.10-1","1:5.2.5-1","1:5.2.7-0.1","1:5.3.2-1","1:5.4.5-1","1:5.5.5-1","1:5.5.8-1","3.3.6-2","3.3.6-2.0.1","3.4.3-1"]},{"source":"osv","ecosystem":"Debian:14","package":"unrar-nonfree","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.6.6-1"}]}],"versions":["1:3.5.2-0.1","1:3.5.2-0.2","1:3.5.4-0.1","1:3.5.4-1","1:3.5.4-1.1","1:3.7.2-1","1:3.7.3-1","1:3.7.3-1.1","1:3.7.8-1","1:3.7.8-2","1:3.8.2-1","1:3.8.4-1","1:3.8.5-1","1:3.8.5-2","1:3.9.10-1","1:3.9.3-1","1:3.9.5-1","1:3.9.6-1","1:3.9.7-1","1:3.9.9-1","1:4.0.2-1","1:4.0.3-1","1:4.1.4-1","1:4.2.4-0.1","1:4.2.4-0.2","1:4.2.4-0.3","1:5.0.10-1","1:5.2.5-1","1:5.2.7-0.1","1:5.3.2-1","1:5.4.5-1","1:5.5.5-1","1:5.5.8-1","3.3.6-2","3.3.6-2.0.1","3.4.3-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"unrar-nonfree","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:5.3.2-1","1:5.3.2-1+deb9u1build0.16.04.1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"unrar-nonfree","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:5.5.8-1"]}],"products":[{"vendor":"rarlab","product":"unrar"}],"references":[{"url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/unrar/OSV-2018-204.yaml","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9845","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix","report"]},{"url":"https://github.com/aawc/unrar/releases","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-25018"},{"url":"https://github.com/advisories/GHSA-64hf-v92v-mrg5"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-25018","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-25018","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-25018","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-25018","description":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.","status":"published","published":"2021-07-01T02:54:03Z","modified":"2024-08-05T12:26:39.592Z","updated_at":"2026-11-02T14:35:01.952568Z"}],"euvd":[{"id":"EUVD-2018-13799","description":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.","status":"published","published":"2021-07-01T02:54:03Z","modified":"2024-08-05T12:26:39Z","updated_at":"2026-11-03T02:39:27.400094Z"}],"ghsa":[{"id":"GHSA-64hf-v92v-mrg5","title":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen:...","description":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.","status":"published","published":"2022-05-24T19:06:47Z","modified":"2023-01-30T05:00:35Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:14.069279Z"}],"nvd":[{"id":"CVE-2018-25018","description":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.","status":"published","published":"2021-07-01T03:15:07.513Z","modified":"2026-06-17T01:54:31.99Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:00.565712Z"}],"osv":[{"id":"CVE-2018-25018","description":"UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from 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QuickOpen::ReadNext.","status":"published","published":"2021-07-01T03:15:00Z","modified":"2025-10-24T04:47:20Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:17.91743Z"}]}}