{"id":"CVE-2018-0764","aliases":["EUVD-2018-0687","GHSA-rr3c-f55v-qhv5","RHSA-2018:0379"],"status":"published","title":"Denial of service vulnerability exists when .NET and .NET Core improperly process XML documents","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.08885,"percentile":0.95259,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2018-01-10T01:00:00Z","modified":"2026-10-24T10:30:46Z","fixes":[{"ecosystem":"NuGet","package":"System.Security.Cryptography.Xml","fixed_in":["4.4.2"],"sources":["ghsa","osv"]},{"ecosystem":"Red Hat:rhel_dotnet:1.0::el7","package":"rh-dotnetcore10-dotnetcore","fixed_in":["0:1.0.9-1.el7"],"sources":["osv"]},{"ecosystem":"Red Hat:rhel_dotnet:1.0::el7","package":"rh-dotnetcore10-dotnetcore-debuginfo","fixed_in":["0:1.0.9-1.el7"],"sources":["osv"]},{"ecosystem":"Red Hat:rhel_dotnet:1.1::el7","package":"rh-dotnetcore11-dotnetcore","fixed_in":["0:1.1.6-1.el7"],"sources":["osv"]},{"ecosystem":"Red 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Advisory","fix","web"]},{"url":"https://access.redhat.com/errata/RHSA-2018:0379","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","Third Party Advisory","advisory","web"]},{"url":"http://www.securitytracker.com/id/1040152","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-0764","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rr3c-f55v-qhv5","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://github.com/dotnet/announcements/issues/52","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1533730","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2018/rhsa-2018_0379.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-0764","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-0764","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2018-0764","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","status":"published","published":"2018-01-10T01:00:00Z","modified":"2024-09-17T02:16:15.781Z","updated_at":"2026-11-02T14:35:12.596526Z"}],"euvd":[{"id":"EUVD-2018-0687","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","status":"published","published":"2018-01-10T01:00:00Z","modified":"2024-09-17T02:16:15Z","updated_at":"2026-11-03T00:28:41.906947Z"}],"ghsa":[{"id":"GHSA-rr3c-f55v-qhv5","title":"Denial of service vulnerability exists when .NET and .NET Core improperly process XML documents","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","status":"published","published":"2018-10-16T17:34:00Z","modified":"2023-02-01T05:04:02Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:36:32.120868Z"}],"nvd":[{"id":"CVE-2018-0764","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","status":"published","published":"2018-01-10T01:29:00.197Z","modified":"2026-06-17T01:31:36.787Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:22.309028Z"}],"osv":[{"id":"CVE-2018-0764","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","status":"published","published":"2018-01-10T01:29:00.197Z","modified":"2026-10-24T10:30:46.2242675Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:07.192756Z"},{"id":"GHSA-rr3c-f55v-qhv5","title":"Denial of service vulnerability exists when .NET and .NET Core improperly process XML documents","description":"Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka \".NET and .NET Core Denial Of Service Vulnerability\". This CVE is unique from CVE-2018-0765.","status":"published","published":"2018-10-16T17:34:00Z","modified":"2024-12-02T05:51:59.374774Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:46:56.281047Z"},{"id":"RHSA-2018:0379","title":"Red Hat Security Advisory: .NET Core on Red Hat Enterprise Linux security update","status":"published","published":"2024-09-13T16:49:35Z","modified":"2026-06-29T10:19:18Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T15:53:04.822845Z"}]}}