{"id":"CVE-2021-33589","aliases":["DEBIAN-CVE-2021-33589","EUVD-2021-20274","GHSA-85rv-559q-9c4r","UBUNTU-CVE-2021-33589","openSUSE-SU-2024:11302-1"],"status":"published","title":"Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm,...","description":"Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00492,"percentile":0.42787,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-522"],"published":"2023-04-21T00:00:00Z","modified":"2026-10-24T10:30:50Z","fixes":[{"ecosystem":"Debian:12","package":"rnp","fixed_in":["0.15.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"rnp","fixed_in":["0.15.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"rnp","fixed_in":["0.15.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.1-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.14.0-6","0.15.2-6build1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.17.0-3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.17.1-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.18.1-1build1","0.18.1-1.1","0.18.1-1.1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"rnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.17.1-1","0.18.0-4","0.18.1-1","0.18.1-1build1"]}],"products":[{"vendor":"ribose","product":"rnp"}],"references":[{"url":"https://www.ribose.com/feedback/security","tags":["x_transferred","Broken Link","web","report"]},{"url":"https://open.ribose.com/advisories/ra-2021-05-30/#CVE-2021-33589","tags":["x_transferred","Exploit","Vendor Advisory","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33589"},{"url":"https://github.com/advisories/GHSA-85rv-559q-9c4r"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-33589","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-33589","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-33589","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2021-33589","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2021-33589","description":"Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the 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0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.","status":"published","published":"2023-04-21T12:15:07.39Z","modified":"2026-10-24T10:30:50.779591022Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:20.13324Z"},{"id":"DEBIAN-CVE-2021-33589","description":"Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.","status":"published","published":"2023-04-21T12:15:07.39Z","modified":"2026-10-23T18:03:15.0352697Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:35.233346Z"},{"id":"UBUNTU-CVE-2021-33589","description":"Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.","status":"published","published":"2023-04-21T12:15:00Z","modified":"2026-10-17T12:56:19.680424928Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:54:27.870979Z"},{"id":"openSUSE-SU-2024:11302-1","title":"librnp0-0.15.2-1.2 on GA media","description":"These are all security issues fixed in the librnp0-0.15.2-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:37:19.9272Z","updated_at":"2026-11-02T16:58:34.894275Z"}]}}