{"id":"CVE-2023-32082","aliases":["AZL-26666","BIT-etcd-2023-32082","DEBIAN-CVE-2023-32082","EUVD-2023-1459","GHSA-3p4g-rcw5-8298","OESA-2025-1168","OESA-2025-1169","OESA-2025-1170","RHSA-2023:3441","UBUNTU-CVE-2023-32082"],"status":"published","title":"etcd key name can be accessed via LeaseTimeToLive API","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","severity":{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00744,"percentile":0.55027,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2023-05-11T19:22:56Z","modified":"2026-10-28T02:31:08Z","fixes":[{"ecosystem":"Go","package":"github.com/etcd-io/etcd","fixed_in":["3.4.26","3.5.9"],"sources":["ghsa","osv"]},{"ecosystem":"Azure Linux:2","package":"etcd","fixed_in":["3.5.3-10"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"etcd","fixed_in":["3.4.26","3.5.9"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"etcd","fixed_in":["3.4.30-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"etcd","fixed_in":["3.4.30-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/etcd-io/etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.26"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/etcd-io/etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.5.0"},{"fixed":"3.5.9"}]}]},{"source":"osv","ecosystem":"Azure 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Hat:openstack:17.0::el9","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.4.26-1.el9ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:17.0::el9","package":"etcd-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.4.26-1.el9ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:17.0::el9","package":"etcd-debugsource","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.4.26-1.el9ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.2.0+dfsg-2","2.2.1+dfsg-1","2.2.2+dfsg-1","2.2.2+dfsg-2","2.2.3+dfsg-1","2.2.5+dfsg-1","2.2.5+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.1.0-1","3.2.9+dfsg-2","3.2.9+dfsg-3","3.2.17+dfsg-1","3.2.17+dfsg-1ubuntu0.1~esm1","3.2.17+dfsg-1ubuntu0.1","3.2.17+dfsg-1ubuntu0.1+esm1","3.2.17+dfsg-1ubuntu0.1+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.26+dfsg-3","3.2.26+dfsg-4","3.2.26+dfsg-6","3.2.26+dfsg-6ubuntu0.1","3.2.26+dfsg-6ubuntu0.2","3.2.26+dfsg-6ubuntu0.2+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.25+dfsg-6","3.3.25+dfsg-7","3.3.25+dfsg-7ubuntu0.22.04.1","3.3.25+dfsg-7ubuntu0.22.04.1+esm1","3.3.25+dfsg-7ubuntu0.22.04.2","3.3.25+dfsg-7ubuntu0.22.04.2+esm1","3.3.25+dfsg-7ubuntu0.22.04.2+esm2","3.3.25+dfsg-7ubuntu0.22.04.2+esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.23-4ubuntu2","3.4.30-1","3.4.30-1build1","3.4.30-1ubuntu0.24.04.1","3.4.30-1ubuntu0.24.04.2","3.4.30-1ubuntu0.24.04.2+esm1","3.4.30-1ubuntu0.24.04.3","3.4.30-1ubuntu0.24.04.3+esm1","3.4.30-1ubuntu0.24.04.3+esm2"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.5.16-4"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.5.16-10","3.5.30-2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"etcd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.5.16-4","3.5.16-10","3.5.16-10ubuntu0.26.04.1~esm1"]}],"products":[{"vendor":"etcd","product":"etcd"},{"vendor":"etcd-io","product":"etcd"}],"references":[{"url":"https://github.com/etcd-io/etcd/security/advisories/GHSA-3p4g-rcw5-8298","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web","report"]},{"url":"https://github.com/etcd-io/etcd/pull/15656","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","fix","web","report"]},{"url":"https://github.com/etcd-io/etcd/blob/main/CHANGELOG/CHANGELOG-3.4.md","tags":["x_refsource_MISC","x_transferred","Release Notes","article","web","report"]},{"url":"https://github.com/etcd-io/etcd/blob/main/CHANGELOG/CHANGELOG-3.5.md","tags":["x_refsource_MISC","x_transferred","Release Notes","article","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32082","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-3p4g-rcw5-8298"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/32xxx/CVE-2023-32082.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-32082","tags":["advisory"]},{"url":"https://github.com/etcd-io/etcd","tags":["package"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-1168","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28235","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3064","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34038","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-41723","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-1169","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-1170","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2023:3441","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2184441","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2208131","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2023/rhsa-2023_3441.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-28235","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-28235","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-32082","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-32082","tags":["advisory","report"]},{"url":"https://ubuntu.com/security/CVE-2023-32082","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-32082","title":"etcd key name can be accessed via LeaseTimeToLive API","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T19:22:56.442Z","modified":"2025-01-24T21:29:23.721Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:35:29.381004Z"}],"euvd":[{"id":"EUVD-2023-1459","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T19:22:56Z","modified":"2025-01-24T21:29:23Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T00:04:13.087176Z"}],"ghsa":[{"id":"GHSA-3p4g-rcw5-8298","title":"etcd Key name can be accessed via LeaseTimeToLive API","description":"### Impact\nLeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC).\n\n### Patches\n\u003c v3.4.26 and \u003c v3.5.9 are affected.\n\n### Workarounds\nNo.\n\n### Reporter\nYoni Rozenshein","status":"published","published":"2023-05-12T20:19:50Z","modified":"2023-11-11T05:02:39Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:20.311836Z"}],"nvd":[{"id":"CVE-2023-32082","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T20:15:09.5Z","modified":"2026-06-17T05:58:02.44Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:08:02.399327Z"}],"osv":[{"id":"AZL-26666","title":"CVE-2023-32082 affecting package etcd for versions less than 3.5.3-10","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T20:15:09Z","modified":"2026-04-21T04:23:44.663099Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:28:03.093433Z"},{"id":"CVE-2023-32082","title":"etcd key name can be accessed via LeaseTimeToLive API","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T19:22:56.442Z","modified":"2026-10-28T02:31:08.851422981Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:44:31.790231Z"},{"id":"DEBIAN-CVE-2023-32082","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T20:15:09.5Z","modified":"2026-10-26T18:00:58.087210793Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:39.679062Z"},{"id":"GHSA-3p4g-rcw5-8298","title":"etcd Key name can be accessed via LeaseTimeToLive API","description":"### Impact\nLeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC).\n\n### Patches\n\u003c v3.4.26 and \u003c v3.5.9 are affected.\n\n### Workarounds\nNo.\n\n### Reporter\nYoni Rozenshein","status":"published","published":"2023-05-12T20:19:50Z","modified":"2026-09-10T03:50:08.153551089Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:35.747385Z"},{"id":"OESA-2025-1168","title":"etcd security update","description":"%{expand:\r\n\r\nSecurity Fix(es):\n\nAuthentication vulnerability found in Etcd-io v.3.4.10 allows remote attackers to escalate privileges via the debug function.(CVE-2021-28235)\n\nParsing malicious or large YAML documents can consume excessive amounts of CPU or memory.(CVE-2022-3064)\n\nEtcd v3.5.4 allows remote attackers to cause a denial of service via function PageWriter.write in pagewriter.go. NOTE: the vendor\u0026apos;s position is that this is not a vulnerability.(CVE-2022-34038)\n\nA maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.(CVE-2022-41723)\n\netcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn\u0026apos;t have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.(CVE-2023-32082)","status":"published","published":"2025-02-21T11:08:15Z","modified":"2026-08-18T01:18:47.503578259Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:42.253598Z"},{"id":"OESA-2025-1169","title":"etcd security update","description":"%{expand:\r\n\r\nSecurity Fix(es):\n\nAuthentication vulnerability found in Etcd-io v.3.4.10 allows remote attackers to escalate privileges via the debug function.(CVE-2021-28235)\n\nParsing malicious or large YAML documents can consume excessive amounts of CPU or memory.(CVE-2022-3064)\n\nEtcd v3.5.4 allows remote attackers to cause a denial of service via function PageWriter.write in pagewriter.go. NOTE: the vendor\u0026apos;s position is that this is not a vulnerability.(CVE-2022-34038)\n\nA maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.(CVE-2022-41723)\n\netcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn\u0026apos;t have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.(CVE-2023-32082)","status":"published","published":"2025-02-21T11:08:16Z","modified":"2026-08-18T01:18:47.655389514Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:42.253598Z"},{"id":"OESA-2025-1170","title":"etcd security update","description":"%{expand:\r\n\r\nSecurity Fix(es):\n\nAuthentication vulnerability found in Etcd-io v.3.4.10 allows remote attackers to escalate privileges via the debug function.(CVE-2021-28235)\n\nParsing malicious or large YAML documents can consume excessive amounts of CPU or memory.(CVE-2022-3064)\n\nEtcd v3.5.4 allows remote attackers to cause a denial of service via function PageWriter.write in pagewriter.go. NOTE: the vendor\u0026apos;s position is that this is not a vulnerability.(CVE-2022-34038)\n\nA maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.(CVE-2022-41723)\n\netcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn\u0026apos;t have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.(CVE-2023-32082)","status":"published","published":"2025-02-21T11:08:16Z","modified":"2026-08-18T01:18:47.584580496Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:42.253598Z"},{"id":"RHSA-2023:3441","title":"Red Hat Security Advisory: Red Hat OpenStack Platform 17.0 (etcd) security update","status":"published","published":"2024-09-18T05:29:39Z","modified":"2026-08-20T10:04:18Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:53:11.154197Z"},{"id":"UBUNTU-CVE-2023-32082","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2023-05-11T20:15:00Z","modified":"2026-10-17T12:57:18.868643799Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T16:54:20.997471Z"},{"id":"BIT-etcd-2023-32082","title":"etcd key name can be accessed via LeaseTimeToLive API","description":"etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.","status":"published","published":"2024-03-06T10:51:44.987Z","modified":"2026-09-08T08:45:12.585456646Z","updated_at":"2026-11-02T15:28:29.563843Z"}]}}