Detections
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Amazon Linux AMI : dhcp (ALAS-2012-115)
medium Nessus Plugin ID 69605
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Synopsis
The remote Amazon Linux AMI host is missing a security update.Description
A denial of service flaw was found in the way the dhcpd daemon handled zero-length client identifiers. A remote attacker could use this flaw to send a specially crafted request to dhcpd, possibly causing it to enter an infinite loop and consume an excessive amount of CPU time.(CVE-2012-3571)
Two memory leak flaws were found in the dhcpd daemon. A remote attacker could use these flaws to cause dhcpd to exhaust all available memory by sending a large number of DHCP requests. (CVE-2012-3954)
Solution
Run 'yum update dhcp' to update your system.See Also
Plugin Details
Severity: Medium
ID: 69605
File Name: ala_ALAS-2012-115.nasl
Version: 1.6
Type: local
Agent: unix
Published: 9/4/2013
Updated: 4/18/2018
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 6.1
Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:dhcp-common, p-cpe:/a:amazon:linux:dhclient, p-cpe:/a:amazon:linux:dhcp, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:dhcp-devel, p-cpe:/a:amazon:linux:dhcp-debuginfo
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Patch Publication Date: 8/3/2012
Reference Information
CVE: CVE-2012-3571, CVE-2012-3954