GLSA Advocate
Joined: 12 May 2004 Posts: 2663
|
Posted: Mon Jan 20, 2014 3:51 am Post subject: [ GLSA 201401-05 ] ISC DHCP: Denial of Service |
|
|
Gentoo Linux Security Advisory
Title: ISC DHCP: Denial of Service (GLSA 201401-05)
Severity: normal
Exploitable: remote
Date: January 06, 2014
Bug(s): #463848
ID: 201401-05
Synopsis
A memory exhaustion vulnerability in ISC DHCP could lead to Denial
of Service.
Background
ISC DHCP is a Dynamic Host Configuration Protocol (DHCP) client/server.
Affected Packages
Package: net-misc/dhcp
Vulnerable: < 4.2.5_p1
Unaffected: >= 4.2.5_p1
Architectures: All supported architectures
Description
ISC DHCP is vulnerable to a memory exhaustion attack involving regular
expressions sent by DHCP clients.
Impact
A remote attacker could send a specially crafted request from a
malicious or spoofed client, potentially leading to a Denial of Service
condition.
Workaround
There is no known workaround at this time.
Resolution
All ISC DHCP users should upgrade to the latest version: Code: | # emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/dhcp-4.2.5_p1"
|
References
CVE-2013-2494 |
|