{"id":"CVE-2018-19295","aliases":["EUVD-2022-4712","GHSA-p83v-8vmr-qfv9","UBUNTU-CVE-2018-19295","USN-4840-1","openSUSE-SU-2019:0009-1","openSUSE-SU-2019:0095-1","openSUSE-SU-2024:11384-1"],"status":"published","title":"Sylabs Singularity Improper Input Validation","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0047,"percentile":0.40957,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2018-12-17T15:00:00Z","modified":"2026-10-24T10:50:32Z","fixes":[{"ecosystem":"Go","package":"github.com/sylabs/singularity","fixed_in":["2.6.1"],"sources":["ghsa","osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"singularity-container","fixed_in":["2.4.2-4ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"SUSE:Package Hub 15","package":"singularity","fixed_in":["2.6.1-bp150.3.6.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.0","package":"singularity","fixed_in":["2.6.1-bp150.3.6.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/sylabs/singularity","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/sylabs/singularity","ranges":[{"type":"SEMVER","events":[{"introduced":"2.4.0"},{"fixed":"2.6.1"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"singularity-container","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.2-4ubuntu0.1~esm1"}]}],"versions":["2.3.1-2","2.3.2-1","2.4.1-1","2.4.2-2","2.4.2-3","2.4.2-4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"singularity-container","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.2-4ubuntu0.1~esm1"}]}],"versions":["2.3.1-2","2.3.2-1","2.4.1-1","2.4.2-2","2.4.2-3","2.4.2-4"],"bundled":2},{"source":"osv","ecosystem":"SUSE:Package Hub 15","package":"singularity","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1-bp150.3.6.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.0","package":"singularity","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1-bp150.3.6.1"}]}]},{"source":"osv","ecosystem":"SUSE:Package Hub 12 SP3","package":"singularity","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1-14.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"singularity","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.8.3-1.2"}]}],"bundled":12}],"products":[{"vendor":"sylabs","product":"singularity"}],"references":[{"url":"https://github.com/sylabs/singularity/releases/tag/2.6.1","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19295","tags":["advisory"]},{"url":"https://github.com/sylabs/singularity/commit/9103f0155259fdf1159277bca3c2d347571cba0d","tags":["web"]},{"url":"https://github.com/advisories/GHSA-p83v-8vmr-qfv9"},{"url":"https://github.com/sylabs/singularity","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2018-19295","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2018/12/12/2","tags":["report"]},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=1111411","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-4840-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-19295","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12021","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/YGP7ICVZMBNJFA5RBXSNO3BPH73OWNQM/#YGP7ICVZMBNJFA5RBXSNO3BPH73OWNQM","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1111411","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-19295","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/KH5E4NYDJ6ZUYYZSVAG3DF25JMTPPTBW/#KH5E4NYDJ6ZUYYZSVAG3DF25JMTPPTBW","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1100333","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12021","tags":["web"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-11328","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-19724","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13845","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13846","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13847","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-15229","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-25039","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-25040","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-29136","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-32635","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-19295","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2018-12-17T15:00:00Z","modified":"2024-08-05T11:30:04.042Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2022-4712","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2018-12-17T15:00:00Z","modified":"2024-08-05T11:30:04Z","updated_at":"2026-11-03T02:39:33.782065Z"}],"ghsa":[{"id":"GHSA-p83v-8vmr-qfv9","title":"Sylabs Singularity Improper Input Validation","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2022-05-14T01:39:14Z","modified":"2023-10-15T05:03:41Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:37:08.847568Z"}],"nvd":[{"id":"CVE-2018-19295","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2018-12-17T15:29:00.623Z","modified":"2026-06-17T01:49:05.317Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:50.99633Z"}],"osv":[{"id":"CVE-2018-19295","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2018-12-17T15:29:00.623Z","modified":"2026-10-24T10:50:32.395903173Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:08.834469Z"},{"id":"GHSA-p83v-8vmr-qfv9","title":"Sylabs Singularity Improper Input Validation","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2022-05-14T01:39:14Z","modified":"2023-11-08T04:00:07.389859Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:46:52.891208Z"},{"id":"UBUNTU-CVE-2018-19295","description":"Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.","status":"published","published":"2018-12-17T15:29:00Z","modified":"2026-02-04T02:59:33.824118Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:17.496046Z"},{"id":"openSUSE-SU-2019:0009-1","title":"Security update for singularity","description":"This update for singularity to version 2.6.1 fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-19295: Fixed a local root exploit, related to joining arbitrary mount namespaces (boo#1111411).\n","status":"published","published":"2019-03-23T10:42:10Z","modified":"2026-02-04T04:19:49.782326Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2019:0095-1","title":"Security update for singularity","description":"This update for singularity to version 2.6.1 fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-19295: Mount points are not mounted with shared mount propagation by default anymore, as this may result in privilege escalation (boo#1111411).\n- CVE-2018-12021: Fixed a incorrect access control issues on systems supporting overlay file system (boo#1100333).\n","status":"published","published":"2019-01-29T08:15:08Z","modified":"2026-02-04T03:38:33.708162Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2024:11384-1","title":"singularity-3.8.3-1.2 on GA media","description":"These are all security issues fixed in the singularity-3.8.3-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:36:28.928556Z","updated_at":"2026-11-02T16:58:35.195147Z"},{"id":"USN-4840-1","title":"singularity-container vulnerabilities","description":"It was discovered that Singularity incorrectly handled certain inputs. An\nattacker could possibly use this issue to obtain sensitive information.\n(CVE-2018-19295)\n\nIt was discovered that Singularity incorrectly handled access control. An\nattacker could possibly use this issue to obtain sensitive information.\n(CVE-2018-12021)\n","status":"published","published":"2021-03-15T22:22:57Z","modified":"2026-02-10T04:42:06Z","updated_at":"2026-11-02T16:58:15.159055Z"}]}}