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Cisco IOS Software Multiple Features Crafted UDP Packet Vulnerability - Cisco Systems

high Nessus Plugin ID 49035

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Synopsis

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

Description

Several features within Cisco IOS Software are affected by a crafted UDP packet vulnerability. If any of the affected features are enabled, a successful attack will result in a blocked input queue on the inbound interface. Only crafted UDP packets destined for the device could result in the interface being blocked. Transit traffic will not block the interface.
Cisco has released free software updates that address this vulnerability and workarounds that mitigate this vulnerability are available.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20090325-udp.

See Also

http://www.nessus.org/u?da6b0147

http://www.nessus.org/u?36197025

Plugin Details

Severity: High

ID: 49035

File Name: cisco-sa-20090325-udphttp.nasl

Version: 1.22

Type: combined

Family: CISCO

Published: 9/1/2010

Updated: 11/15/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A: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: 3/25/2009

Vulnerability Publication Date: 3/25/2009

Reference Information

CVE: CVE-2009-0631

BID: 34245