ISC DHCP Zero Length Client ID Processing Error Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1024093 |
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SecurityTracker URL: http://securitytracker.com/id/1024093
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CVE Reference:
CVE-2010-2156
(Links to External Site)
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Date: Jun 11 2010
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes Exploit Included: Yes
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Version(s): 4.0.x prior to 4.0.2-P1, 4.1.x prior to 4.1.1-P1, 4.2.x
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Description:
A vulnerability was reported in ISC DHCP. A remote user can cause denial of service conditions.
A remote user can send a specially crafted request containing a zero-length client ID value to cause the target service to exit.
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Impact:
A remote user can cause the target service to exit.
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Solution:
The vendor has issued a fix (4.0.2-P1, 4.1.1-P1).
The fix will be included in the next beta release for 4.2.0.
The vendor's advisory is available at:
http://www.isc.org/software/dhcp/advisories/cve-2010-2156
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Vendor URL: www.isc.org/software/dhcp/advisories/cve-2010-2156 (Links to External Site)
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Cause:
Input validation error, State error
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Underlying OS:
Linux (Any), UNIX (Any)
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Message History:
None.
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Source Message Contents
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Date: Fri, 11 Jun 2010 14:47:14 +0000
Subject: ISC DHCP
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http://www.isc.org/software/dhcp/advisories/cve-2010-2156
DHCP: Fencepost error on zero-length client identifier
CVE-2010-2156
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