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mageiaGentoo FoundationMGASA-2020-0341
HistoryAug 22, 2020 - 10:27 p.m.

Updated chrony package fixes security vulnerability

2020-08-2222:27:02
Gentoo Foundation
advisories.mageia.org
10

6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.6 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.2%

Chrony’s method of opening its PID file could allow a compromised chrony user account to overwrite files in certain parts of the filesystem with chrony’s PID, using a symlink attack (CVE-2020-14367).

OSVersionArchitecturePackageVersionFilename
Mageia7noarchchrony< 3.4-2.1chrony-3.4-2.1.mga7

6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.6 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.2%