CVE-2019-6133

CVSS V2 Medium 4.4 CVSS V3 Medium 6.7
Description
In PolicyKit (aka polkit) 0.115, the "start time" protection mechanism can be bypassed because fork() is not atomic, and therefore authorization decisions are improperly cached. This is related to lack of uid checking in polkitbackend/polkitbackendinteractiveauthority.c.
Overview
  • CVE ID
  • CVE-2019-6133
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-01-11T14:29:00
  • Last Modified Date
  • 2020-08-24T17:37:01
Weakness Enumerations
CWE URL
CWE-362 http://cwe.mitre.org/data/definitions/362.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:polkit_project:polkit:0.115:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • LOW
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 6.7
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://gitlab.freedesktop.org/polkit/polkit/merge_requests/19 Patch Third Party Advisory
https://gitlab.freedesktop.org/polkit/polkit/commit/c898fdf4b1aafaa04f8ada9d73d77c8bb76e2f81 Patch Third Party Advisory
https://git.kernel.org/linus/7b55851367136b1efd84d98fea81ba57a98304cf Patch Third Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1692 Issue Tracking Mailing List Third Party Advisory
http://www.securityfocus.com/bid/106537 Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2019/01/msg00021.html Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0230 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0420 Third Party Advisory
https://usn.ubuntu.com/3901-2/ Third Party Advisory
https://usn.ubuntu.com/3901-1/ Third Party Advisory
https://usn.ubuntu.com/3903-2/ Third Party Advisory
https://usn.ubuntu.com/3903-1/ Third Party Advisory
https://usn.ubuntu.com/3908-1/ Third Party Advisory
https://usn.ubuntu.com/3908-2/ Third Party Advisory
https://usn.ubuntu.com/3910-2/ Third Party Advisory
https://usn.ubuntu.com/3910-1/ Third Party Advisory
https://support.f5.com/csp/article/K22715344 Third Party Advisory
https://usn.ubuntu.com/3934-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0832 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00041.html
https://lists.debian.org/debian-lts-announce/2019/05/msg00042.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00049.html
https://usn.ubuntu.com/3934-2/
https://access.redhat.com/errata/RHSA-2019:2699
https://access.redhat.com/errata/RHSA-2019:2978
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-6133
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6133
History
Created Old Value New Value Data Type Notes
2022-05-10 17:16:35 Added to TrackCVE
2022-12-03 16:19:03 2019-01-11T14:29Z 2019-01-11T14:29:00 CVE Published Date updated
2022-12-03 16:19:03 2020-08-24T17:37:01 CVE Modified Date updated
2022-12-03 16:19:03 Modified Vulnerability Status updated