{"id":"CVE-2022-2735","aliases":["ALSA-2022:6313","ALSA-2022:6314","DEBIAN-CVE-2022-2735","DSA-5226-1","EUVD-2022-34977","GHSA-7xr9-rmm4-cq6v","OESA-2022-1961","RHSA-2022:6312","RHSA-2022:6313","RHSA-2022:6314","RHSA-2022:6341","RLSA-2022:6313","RLSA-2022:6314","UBUNTU-CVE-2022-2735","USN-7614-1"],"status":"published","title":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a...","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. 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Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-2735","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:6312","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:6313","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:6314","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:6341","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-7xr9-rmm4-cq6v"},{"url":"https://bugzilla.redhat.com/2116815","tags":["report"]},{"url":"https://errata.almalinux.org/9/ALSA-2022-6313.html","tags":["advisory"]},{"url":"https://errata.almalinux.org/8/ALSA-2022-6314.html","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2735.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2022-2735","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1961","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2116836","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_6312.json","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-2735","tags":["advisory","report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2116839","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_6313.json","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2116837","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_6314.json","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2116835","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_6341.json","tags":["advisory"]},{"url":"https://errata.rockylinux.org/RLSA-2022:6313","tags":["advisory"]},{"url":"https://errata.rockylinux.org/RLSA-2022:6314","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-2735","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7614-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-2661","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-1086","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-1049","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2022-2735","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-06T17:18:51Z","modified":"2024-08-03T00:46:04.116Z","cwes":["CWE-276"],"updated_at":"2026-11-02T14:34:32.495407Z"}],"euvd":[{"id":"EUVD-2022-34977","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-06T17:18:51Z","modified":"2024-08-03T00:46:04Z","updated_at":"2026-11-03T03:25:57.932023Z"}],"ghsa":[{"id":"GHSA-7xr9-rmm4-cq6v","title":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a...","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-07T00:01:53Z","modified":"2023-02-02T21:33:36Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:52:47.451891Z"}],"nvd":[{"id":"CVE-2022-2735","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-06T18:15:14.88Z","modified":"2026-06-17T04:42:28.83Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:07:26.802986Z"}],"osv":[{"id":"DEBIAN-CVE-2022-2735","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-06T18:15:14.88Z","modified":"2026-11-03T08:02:58.69983201Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T08:24:39.643572Z"},{"id":"OESA-2022-1961","title":"pcs security update","description":"\r\n\r\nSecurity Fix(es):\r\n\r\nA vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \u0026quot;hacluster\u0026quot; token, this flaw allows an attacker to have complete control over the cluster managed by PCS.(CVE-2022-2735)","status":"published","published":"2022-09-23T11:05:16Z","modified":"2026-08-18T01:17:18.600874423Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:39.528805Z"},{"id":"RHSA-2022:6312","title":"Red Hat Security Advisory: pcs security update","status":"published","published":"2024-09-13T23:20:32Z","modified":"2026-06-29T10:42:52Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RHSA-2022:6313","title":"Red Hat Security Advisory: pcs security update","status":"published","published":"2024-09-13T23:20:15Z","modified":"2026-06-29T10:42:53Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RHSA-2022:6314","title":"Red Hat Security Advisory: pcs security update","status":"published","published":"2024-09-13T23:20:08Z","modified":"2026-06-29T10:42:53Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RHSA-2022:6341","title":"Red Hat Security Advisory: pcs security update","status":"published","published":"2024-09-13T23:19:23Z","modified":"2026-06-29T10:42:54Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RLSA-2022:6313","title":"Important: pcs security update","description":"The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.\n\nSecurity Fix(es):\n\n* pcs: obtaining an authentication token for hacluster user could lead to privilege escalation (CVE-2022-2735)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2022-09-01T15:00:39Z","modified":"2026-02-05T13:00:06.865569Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:24.322216Z"},{"id":"RLSA-2022:6314","title":"Important: pcs security update","description":"The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.\n\nSecurity Fix(es):\n\n* pcs: obtaining an authentication token for hacluster user could lead to privilege escalation (CVE-2022-2735)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2022-09-01T15:01:21Z","modified":"2026-02-05T10:00:11.343194Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:24.322216Z"},{"id":"UBUNTU-CVE-2022-2735","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-06T18:15:00Z","modified":"2026-02-04T03:24:15.084274Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:53:53.13624Z"},{"id":"ALSA-2022:6313","title":"Important: pcs security update","description":"The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.\n\nSecurity Fix(es):\n\n* pcs: obtaining an authentication token for hacluster user could lead to privilege escalation (CVE-2022-2735)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2022-09-01T00:00:00Z","modified":"2026-10-29T11:31:15.014668058Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"ALSA-2022:6314","title":"Important: pcs security update","description":"The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.\n\nSecurity Fix(es):\n\n* pcs: obtaining an authentication token for hacluster user could lead to privilege escalation (CVE-2022-2735)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2022-09-01T00:00:00Z","modified":"2026-10-29T11:01:20.262987632Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"CVE-2022-2735","description":"A vulnerability was found in the PCS project. This issue occurs due to incorrect permissions on a Unix socket used for internal communication between PCS daemons. A privilege escalation could happen by obtaining an authentication token for a hacluster user. With the \"hacluster\" token, this flaw allows an attacker to have complete control over the cluster managed by PCS.","status":"published","published":"2022-09-06T17:18:51Z","modified":"2026-10-28T02:30:51.237872964Z","cwes":["CWE-276"],"updated_at":"2026-11-02T15:44:24.758293Z"},{"id":"DSA-5226-1","title":"pcs - security update","status":"published","published":"2022-09-06T00:00:00Z","modified":"2026-03-09T02:09:08.948317Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"USN-7614-1","title":"pcs vulnerabilities","description":"Cedric Buissart discovered that pcs did not correctly handle certain\nparameters. An attacker could possibly use this issue to leak sensitive\ninformation or elevate their privileges. This issue only affected\nUbuntu 16.04 LTS. (CVE-2018-1086)\n\nOndrej Mular discovered that pcs did not correctly handle Unix socket\npermissions. An attacker could possibly use this issue to elevate their\nprivileges. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2735)\n\nIt was discovered that pcs did not correctly handle PAM authentication.\nAn attacker could possibly use this issue to bypass authentication\nmechanisms. This issue only affected Ubuntu 20.04 LTS and \nUbuntu 22.04 LTS. (CVE-2022-1049)\n\nIt was discovered that pcs did not correctly handle the validation of\nNode names. An attacker could possibly use this issue to execute a\ncross-site scripting (XSS) attack. This issue only affected\nUbuntu 16.04 LTS. (CVE-2017-2661)","status":"published","published":"2025-07-02T08:20:20Z","modified":"2026-06-25T13:32:30.540071415Z","updated_at":"2026-11-02T16:58:19.988474Z"}]}}