Executive Summary

Summary
Title ISC DHCP: Multiple vulnerabilities
Informations
Name GLSA-201804-05 First vendor Publication 2018-04-08
Vendor Gentoo Last vendor Modification 2018-04-08
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in ISC DHCP, the worst of which could allow for the remote execution of arbitrary code.

Background

ISC DHCP is a Dynamic Host Configuration Protocol (DHCP) client/server.

Description

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

Impact

Remote attackers could execute arbitrary code, cause a Denial of Service condition, or have other unspecified impacts.

Workaround

There are no known workarounds at this time for CVE-2018-5732 or CVE-2018-5733.

In accordance with upstream documentation, the recommended workaround for CVE-2017-3144 is, "to disallow access to the OMAPI control port from unauthorized clients (in accordance with best practices for server operation)."

Resolution

All DHCP users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/dhcp-4.3.6_p1"

References

[ 1 ] CVE-2017-3144 : https://nvd.nist.gov/vuln/detail/CVE-2017-3144
[ 2 ] CVE-2018-5732 : https://nvd.nist.gov/vuln/detail/CVE-2018-5732
[ 3 ] CVE-2018-5733 : https://nvd.nist.gov/vuln/detail/CVE-2018-5733

Availability

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

https://security.gentoo.org/glsa/201804-05

Original Source

Url : http://security.gentoo.org/glsa/glsa-201804-05.xml

Alert History

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0
Date Informations
2018-04-08 21:18:59
  • First insertion