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ubuntucveUbuntu.comUB:CVE-2019-3827
HistoryFeb 11, 2019 - 12:00 a.m.

CVE-2019-3827

2019-02-1100:00:00
ubuntu.com
ubuntu.com
9

3.3 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

30.8%

An incorrect permission check in the admin backend in gvfs before version
1.39.4 was found that allows reading and modify arbitrary files by
privileged users without asking for password when no authentication agent
is running. This vulnerability can be exploited by malicious programs
running under privileges of users belonging to the wheel group to further
escalate its privileges by modifying system files without user’s knowledge.
Successful exploitation requires uncommon system configuration.

Bugs

Notes

Author Note
debian Affecting vgfs since 1.29.4 where admin backend was introduced.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchgvfs< 1.36.1-0ubuntu1.3UNKNOWN
ubuntu18.10noarchgvfs< 1.38.1-0ubuntu1.2UNKNOWN

3.3 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

30.8%