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Cisco IOS Software Object-group Access Control List Bypass Vulnerability - Cisco Systems

medium Nessus Plugin ID 49039

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Synopsis

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

Description

A vulnerability exists in Cisco IOS software where an unauthenticated attacker could bypass access control policies when the Object Groups for Access Control Lists (ACLs) feature is used. Cisco has released free software updates that address this vulnerability. There are no workarounds for this vulnerability other than disabling the Object Groups for ACLs feature.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20090923-acl.

See Also

http://www.nessus.org/u?e298deb3

http://www.nessus.org/u?b473abac

Plugin Details

Severity: Medium

ID: 49039

File Name: cisco-sa-20090923-aclhttp.nasl

Version: 1.20

Type: local

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: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Vulnerability Information

CPE: cpe:/o:cisco:ios

Required KB Items: Host/Cisco/IOS/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/23/2009

Vulnerability Publication Date: 9/23/2009

Reference Information

CVE: CVE-2009-2862

BID: 36495