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TITLE:
Cisco IOS AAA WEB_EXEC Command Authorisation Security Bypass
Vulnerability

SECUNIA ADVISORY ID:
SA48614

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/48614/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=48614

RELEASE DATE:
2012-03-29

DISCUSS ADVISORY:
http://secunia.com/advisories/48614/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/48614/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=48614

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Cisco IOS, which can be
exploited by malicious users to bypass certain security
restrictions.

The vulnerability is caused due to an error in the authentication,
authorization, and accounting (AAA) feature when doing command
authorisation and can be exploited to bypass the AAA and execute any
Cisco IOS command configured for the user's privilege level.

Successful exploitation requires the HTTP or HTTPS server and
WEB_EXEC session module to be enabled.

Please see the vendor's advisory for a list of affected versions.

SOLUTION:
Update to a fixed version (Please see the vendor's advisory for
details).

PROVIDED AND/OR DISCOVERED BY:
The vendor credits a customer

ORIGINAL ADVISORY:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-pai

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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