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gentooGentoo FoundationGLSA-201903-01
HistoryMar 10, 2019 - 12:00 a.m.

Keepalived: Multiple vulnerabilities

2019-03-1000:00:00
Gentoo Foundation
security.gentoo.org
218

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.021 Low

EPSS

Percentile

89.2%

Background

Keepalived is a strong & robust keepalive facility to the Linux Virtual Server project.

Description

Multiple vulnerabilities have been discovered in keepalived. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could send a specially crafted request possibly resulting in a Denial of Service condition. A local attacker could perform symlink attacks to overwrite arbitrary files with the privileges of the user running the application.

Workaround

There is no known workaround at this time.

Resolution

All Keepalived users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=sys-cluster/keepalived-2.0.10"
OSVersionArchitecturePackageVersionFilename
Gentooanyallsys-cluster/keepalived< 2.0.10UNKNOWN

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.021 Low

EPSS

Percentile

89.2%