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ubuntuUbuntuUSN-3717-2
HistoryJul 17, 2018 - 12:00 a.m.

PolicyKit vulnerabilities

2018-07-1700:00:00
ubuntu.com
43

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

4.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.3%

Releases

  • Ubuntu 12.04

Packages

  • policykit-1 - framework for managing administrative policies and privileges

Details

USN-3717-1 fixed a vulnerability in PolicyKit. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that PolicyKit incorrectly handled certain duplicate
action IDs. A local attacker could use this issue to cause PolicyKit to
crash, resulting in a denial of service, or possibly escalate privileges.
(CVE-2015-3255)

Matthias Gerstner discovered that PolicyKit incorrectly checked users. A
local attacker could possibly use this issue to cause authentication
dialogs to show up for other users, leading to a denial of service or an
information leak. (CVE-2018-1116)

OSVersionArchitecturePackageVersionFilename
Ubuntu12.04noarchlibpolkit-backend-1-0< 0.104-1ubuntu1.2UNKNOWN

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

4.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.3%