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nvd[email protected]NVD:CVE-2019-6133
HistoryJan 11, 2019 - 2:29 p.m.

CVE-2019-6133

2019-01-1114:29:00
CWE-362
web.nvd.nist.gov
2

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

AI Score

6.7

Confidence

High

EPSS

0.001

Percentile

33.0%

In PolicyKit (aka polkit) 0.115, the β€œstart 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.

Affected configurations

NVD
Node
polkit_projectpolkitMatch0.115
Node
debiandebian_linuxMatch8.0
Node
redhatenterprise_linux_desktopMatch7.0
OR
redhatenterprise_linux_serverMatch7.0
OR
redhatenterprise_linux_server_ausMatch7.6
OR
redhatenterprise_linux_server_eusMatch7.6
OR
redhatenterprise_linux_server_tusMatch7.6
OR
redhatenterprise_linux_workstationMatch7.0
Node
redhatenterprise_linux_desktopMatch6.0
OR
redhatenterprise_linux_serverMatch6.0
OR
redhatenterprise_linux_server_ausMatch6.6
OR
redhatenterprise_linux_workstationMatch6.0
Node
canonicalubuntu_linuxMatch12.04esm
OR
canonicalubuntu_linuxMatch14.04lts
OR
canonicalubuntu_linuxMatch16.04lts
OR
canonicalubuntu_linuxMatch18.04lts
OR
canonicalubuntu_linuxMatch18.10

References

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

AI Score

6.7

Confidence

High

EPSS

0.001

Percentile

33.0%