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.
CVSS Metrics
- Vector
- CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- local
- Complexity
- high
- Privileges
- low
- User Action
- required
- Scope
- unchanged
- Confidentiality
- high
- Integrity
- high
- Availability
- high
- Weaknesses
- CWE-362
Metadata
- Primary Vendor
- POLKIT_PROJECT
- Published
- 1/11/2019
- Last Modified
- 11/21/2024
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
polkit_project : polkitdebian : debian_linuxredhat : enterprise_linux_desktopredhat : enterprise_linux_serverredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_eusredhat : enterprise_linux_server_tusredhat : enterprise_linux_workstationredhat : enterprise_linux_desktopredhat : enterprise_linux_serverredhat : enterprise_linux_server_ausredhat : enterprise_linux_workstationcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linux
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