Cisco IOS XR Typhoon-based Line Cards and Network Processor (NP) Chip DoS

medium Nessus Plugin ID 76881

Synopsis

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

Description

The remote Cisco device is running a version Cisco IOS XR software that is potentially affected by a denial of service vulnerability related to Netflow and handling malformed IPv4/IPv6 packets.

Note this issue only affects Cisco ASR 9000 series devices using Typhoon-based line cards and Netflow.

Solution

Apply the relevant patch referenced in Cisco Bug ID CSCuo68417.

Alternatively, disable Netflow as a workaround.

See Also

https://tools.cisco.com/security/center/viewAlert.x?alertId=35009

http://www.nessus.org/u?dc217107

https://tools.cisco.com/bugsearch/bug/CSCuo68417

Plugin Details

Severity: Medium

ID: 76881

File Name: cisco-sn-CVE-2014-3322-iosxr.nasl

Version: 1.9

Type: combined

Family: CISCO

Published: 7/29/2014

Updated: 4/8/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2014-3322

Vulnerability Information

CPE: cpe:/o:cisco:ios_xr

Required KB Items: Host/Cisco/IOS-XR/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 7/22/2014

Vulnerability Publication Date: 7/22/2014

Reference Information

CVE: CVE-2014-3322

BID: 68833

CISCO-BUG-ID: CSCuo68417