CVE-2018-0132: Buffer Overflow
A vulnerability in the forwarding information base (FIB) code of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause inconsistency between the routing information base (RIB) and the FIB, resulting in a denial of service (DoS) condition. The vulnerability is due to incorrect processing of extremely long routing updates. An attacker could exploit this vulnerability by sending a large routing update. A successful exploit could allow the attacker to trigger inconsistency between the FIB and the RIB, resulting in a DoS condition. Cisco Bug IDs: CSCus84718.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2018-0132.
What is the severity of CVE-2018-0132?
The severity of CVE-2018-0132 is high with a CVSS score of 8.6.
What is the affected software?
The affected software is Cisco Carrier Routing System (version 5.3.0.rout).
How can an attacker exploit CVE-2018-0132?
An attacker can exploit CVE-2018-0132 by causing inconsistency between the routing information base (RIB) and the forwarding information base (FIB), resulting in a denial of service (DoS) condition.
Are there any references available for CVE-2018-0132?
Yes, you can find references for CVE-2018-0132 at the following links: http://www.securityfocus.com/bid/102975, http://www.securitytracker.com/id/1040344, https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-iosxr.