Cisco IOS Software Multiple Features Crafted TCP Sequence Vulnerability - Cisco Systems

high Nessus Plugin ID 49034

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Synopsis

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

Description

Cisco IOS Software contains a vulnerability in multiple features that could allow an attacker to cause a denial of service (DoS) condition on the affected device. A sequence of specially crafted TCP packets can cause the vulnerable device to reload.
Cisco has released free software updates that address this vulnerability.
Several mitigation strategies are outlined in the workarounds section of this advisory.

Solution

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

Plugin Details

Severity: High

ID: 49034

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

Version: 1.21

Type: combined

Family: CISCO

Published: 9/1/2010

Updated: 11/15/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

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-2009-0629

BID: 34238

CISCO-SA: cisco-sa-20090325-tcp

CISCO-BUG-ID: CSCsr29468

Detections

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