Executive Summary

Summary
TitleKeepalived: Multiple vulnerabilities
Informations
NameGLSA-201903-01First vendor Publication2019-03-10
VendorGentooLast vendor Modification2019-03-10
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score7.5Attack RangeNetwork
Cvss Impact Score6.4Attack ComplexityLow
Cvss Expoit Score10AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in Keepalived, the worst of which could allow an attacker to cause Denial of Service condition.

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"

References

[ 1 ] CVE-2018-19044 : https://nvd.nist.gov/vuln/detail/CVE-2018-19044
[ 2 ] CVE-2018-19045 : https://nvd.nist.gov/vuln/detail/CVE-2018-19045
[ 3 ] CVE-2018-19046 : https://nvd.nist.gov/vuln/detail/CVE-2018-19046
[ 4 ] CVE-2018-19115 : https://nvd.nist.gov/vuln/detail/CVE-2018-19115

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201903-01

Original Source

Url : http://security.gentoo.org/glsa/glsa-201903-01.xml

CWE : Common Weakness Enumeration

%idName
50 %CWE-200Information Exposure
25 %CWE-119Failure to Constrain Operations within the Bounds of a Memory Buffer
25 %CWE-59Improper Link Resolution Before File Access ('Link Following')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application1
Os1
Os1
Os1
Os1
Os1
Os1

Nessus® Vulnerability Scanner

DateDescription
2019-01-07Name : The remote CentOS host is missing a security update.
File : centos_RHSA-2019-0022.nasl - Type : ACT_GATHER_INFO
2019-01-03Name : The remote Fedora host is missing a security update.
File : fedora_2018-3fbc181b3e.nasl - Type : ACT_GATHER_INFO
2018-11-27Name : The remote Debian host is missing a security update.
File : debian_DLA-1589.nasl - Type : ACT_GATHER_INFO

Alert History

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0
DateInformations
2019-03-10 05:18:44
  • First insertion