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Cisco Bug: CSCun67791 - IOS XR Software Malformed SNMPv2 Packet Denial of Service Vulnerability

Last Modified

Jul 20, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

5.2.0.BASE 5.2.1.BASE

Description (partial)

Symptom:
A vulnerability in SNMP version 2 processing of Cisco IOS XR could allow an authenticated, remote attacker to cause a reload of the SNMPd process on the affected device.

The vulnerability is due to improper parsing of a malformed SNMP version 2 packet. An attacker could exploit this vulnerability by sending a malformed RSVP packet to be processed by an 
affected device. An exploit could allow the attacker to cause a reload of the SNMPd process on the affected device.
 
Conditions:
SNMPd configured.
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Bug Details Include

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