FreeRADIUS 'modules/proto_dhcp/dhcp.c' Out-of-Bounds Read Denial of Service Vulnerability

Bugtraq ID:	99970
Class:	Boundary Condition Error
CVE:	CVE-2017-10987
Remote:	Yes
Local:	No
Published:	Jul 17 2017 12:00AM
Updated:	Jul 17 2017 12:00AM
Credit:	Guido Vranken
Vulnerable:	Redhat Enterprise Linux 7 FreeRADIUS FreeRADIUS 3.0.14 FreeRADIUS FreeRADIUS 3.0.13 FreeRADIUS FreeRADIUS 3.0.12 FreeRADIUS FreeRADIUS 3.0.11 FreeRADIUS FreeRADIUS 3.0.10 FreeRADIUS FreeRADIUS 3.0.7 FreeRADIUS FreeRADIUS 3.0.6 FreeRADIUS FreeRADIUS 3.0.5 FreeRADIUS FreeRADIUS 3.0.4 FreeRADIUS FreeRADIUS 3.0.3 FreeRADIUS FreeRADIUS 3.0.2 FreeRADIUS FreeRADIUS 3.0.1 FreeRADIUS FreeRADIUS 3.0.9 FreeRADIUS FreeRADIUS 3.0.8 FreeRADIUS FreeRADIUS 3.0
Not Vulnerable:	FreeRADIUS FreeRADIUS 3.0.15

FreeRADIUS 'modules/proto_dhcp/dhcp.c' Out-of-Bounds Read Denial of Service Vulnerability

FreeRADIUS is prone to a denial-of-service vulnerability.

Attackers can exploit this issue to crash the server, denying service to legitimate users.

FreeRADIUS 3.0.0 through 3.0.14 are vulnerable.

FreeRADIUS 'modules/proto_dhcp/dhcp.c' Out-of-Bounds Read Denial of Service Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

FreeRADIUS 'modules/proto_dhcp/dhcp.c' Out-of-Bounds Read Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information

FreeRADIUS 'modules/proto_dhcp/dhcp.c' Out-of-Bounds Read Denial of Service Vulnerability

References:

• FreeRADIUS Homepage (FreeRADIUS)
  
• Bug 1468552 freeradius: Buffer over-read in fr_dhcp_decode_suboptions() (Redhat)
  
• CVE-2017-10987 (Redhat)
  
• Issues found via fuzzing by Guido Vranken (FreeRADIUS)