IOS HTTP Authorization Vulnerability - Cisco Systems

high Nessus Plugin ID 48956

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Synopsis

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

Description

When the HTTP server is enabled and local authorization is used, it is possible, under some circumstances, to bypass the authentication and execute any command on the device. In that case, the user will be able to exercise complete control over the device. All commands will be executed with the highest privilege (level 15). All releases of Cisco IOS software, starting with release 11.3 and later, are vulnerable. Virtually all mainstream Cisco routers and switches running Cisco IOS software are affected by this vulnerability.

Products that are not running Cisco IOS software are not vulnerable. The workaround for this vulnerability is to disable HTTP server on the router or to use Terminal Access Controller Access Control System (TACACS+) or Radius for authentication.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20010627-ios-http-level.

See Also

http://www.nessus.org/u?dba2bf4f

http://www.nessus.org/u?9adf2f33

Plugin Details

Severity: High

ID: 48956

File Name: cisco-sa-20010627-ios-http-levelhttp.nasl

Version: 1.17

Type: local

Family: CISCO

Published: 9/1/2010

Updated: 11/15/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

Vulnerability Information

CPE: cpe:/o:cisco:ios

Required KB Items: Host/Cisco/IOS/Version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/27/2001

Vulnerability Publication Date: 6/27/2001

Reference Information

CVE: CVE-2001-0537

BID: 2936

CWE: 287

CERT-CC: CA-2001-14

CISCO-SA: cisco-sa-20010627-ios-http-level

CISCO-BUG-ID: CSCdt93862