Cisco IOS Software Resource Reservation Protocol Interface Queue Wedge Vulnerability (cisco-sa-20130925-rsvp)

high Nessus Plugin ID 70313

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Synopsis

The remote device is missing a vendor-supplied security patch.

Description

The remote device is affected by a denial of service vulnerability due to improper handling of UDP RSVP packets in the Resource Reservation Protocol (RSVP) feature. An unauthenticated, remote attacker, via specially-crafted UDP RSVP packets sent to port 1698, can trigger an interface queue wedge, resulting in a loss of connectivity, loss of routing protocol adjacency, and other denial of service conditions.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20130925-rsvp. Alternatively, apply the workaround referenced in the advisory.

Plugin Details

Severity: High

ID: 70313

File Name: cisco-sa-20130925-rsvp.nasl

Version: 1.14

Type: local

Family: CISCO

Published: 10/7/2013

Updated: 11/15/2018

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Temporal Vector: E:U/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:ios

Required KB Items: Host/Cisco/IOS/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/24/2013

Vulnerability Publication Date: 9/25/2013

Reference Information

CVE: CVE-2013-5478

BID: 62646

CISCO-BUG-ID: CSCuf17023

CISCO-SA: cisco-sa-20130925-rsvp