Vulnerability Monitor

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CVE-2008-3214

dnsmasq 2.25 allows remote attackers to cause a denial of service (daemon crash) by (1) renewing a nonexistent lease or (2) sending a DHCPREQUEST for an IP address that is not in the same network, related to the DHCP NAK response from the daemon.

Published

2008-07-18T16:41:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	thekelleys	dnsmasq	2.25	Yes

References

http://freshmeat.net/projects/dnsmasq/?branch_id=1991&release_id=217681 ([email protected])
http://www.openwall.com/lists/oss-security/2008/06/30/7 ([email protected])
http://www.openwall.com/lists/oss-security/2008/07/01/8 ([email protected])
http://www.openwall.com/lists/oss-security/2008/07/02/4 ([email protected])
http://www.openwall.com/lists/oss-security/2008/07/03/4 ([email protected])
http://www.openwall.com/lists/oss-security/2008/07/08/8 ([email protected])
http://www.openwall.com/lists/oss-security/2008/07/12/3 Exploit ([email protected])
http://www.thekelleys.org.uk/dnsmasq/CHANGELOG ([email protected])
https://bugs.launchpad.net/ubuntu/+source/dnsmasq/+bug/47438 Exploit ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/43929 ([email protected])
http://freshmeat.net/projects/dnsmasq/?branch_id=1991&release_id=217681 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2008/06/30/7 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2008/07/01/8 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2008/07/02/4 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2008/07/03/4 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2008/07/08/8 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2008/07/12/3 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.thekelleys.org.uk/dnsmasq/CHANGELOG (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/ubuntu/+source/dnsmasq/+bug/47438 Exploit (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/43929 (af854a3a-2127-422b-91ae-364da2661108)