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Last updated: 8/29/2015 2:03:05 AM

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Vulnerability Summary for CVE-2010-3616

Original release date: 12/17/2010
Last revised: 01/19/2011


ISC DHCP server 4.2 before 4.2.0-P2, when configured to use failover partnerships, allows remote attackers to cause a denial of service (communications-interrupted state and DHCP client service loss) by connecting to a port that is only intended for a failover peer, as demonstrated by a Nagios check_tcp process check to TCP port 520.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: MLIST
Name: [dhcp-users] 20101207 nagios check_tcp kills failover, then dhcp failure.
External Source: MANDRIVA
Name: MDVSA-2011:001
External Source: CONFIRM
Name: https://www.isc.org/software/dhcp/advisories/cve-2010-3616
Type: Advisory
External Source: SECTRACK
Name: 1024862
External Source: VUPEN
Name: ADV-2011-0052
External Source: FEDORA
Name: FEDORA-2010-18856
US-CERT Vulnerability Note: CERT-VN
Name: VU#159528
External Source: VUPEN
Name: ADV-2010-3208
Type: Advisory
External Source: BID
Name: 45360

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:isc:dhcp:4.2.0
* cpe:/a:isc:dhcp:4.2.0:p1

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

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