National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2010-3696 Detail

Description

The fr_dhcp_decode function in lib/dhcp.c in FreeRADIUS 2.1.9, in certain non-default builds, does not properly handle the DHCP Relay Agent Information option, which allows remote attackers to cause a denial of service (infinite loop and daemon outage) via a packet that has more than one sub-option. NOTE: some of these details are obtained from third party information.

Source:  MITRE
Description Last Modified:  10/07/2010

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://freeradius.org/press/index.html#2.1.10
http://github.com/alandekok/freeradius-server/commit/4dc7800b866f889a1247685bbaa6dd4238a56279 Patch
http://www.openwall.com/lists/oss-security/2010/10/01/3
http://www.openwall.com/lists/oss-security/2010/10/01/8
https://bugs.freeradius.org/bugzilla/show_bug.cgi?id=77 Patch
https://bugzilla.redhat.com/show_bug.cgi?id=639390

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:freeradius:freeradius:2.1.9:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-3696
NVD Published Date:
10/07/2010
NVD Last Modified:
10/08/2010