OWASP ESAPI CBC Mode HMAC Authentication Bypass Vulnerability

BID:62415

Info

OWASP ESAPI CBC Mode HMAC Authentication Bypass Vulnerability

Bugtraq ID: 62415
Class: Design Error
CVE: CVE-2013-5679
Remote: No
Local: Yes
Published: Sep 15 2013 12:00AM
Updated: Apr 16 2015 06:04PM
Credit: Philippe Arteau
Vulnerable:
Not Vulnerable:

Discussion

OWASP ESAPI CBC Mode HMAC Authentication Bypass Vulnerability

OWASP ESAPI is prone to an authentication-bypass vulnerability.

Local attackers can exploit this issue to bypass the authentication mechanism and gain unauthorized access.

ESAPI 2.0GA and 2.0.1 are vulnerable.

Exploit / POC

OWASP ESAPI CBC Mode HMAC Authentication Bypass Vulnerability

The researcher has created a functional exploit to demonstrate the issue. Please see the references for more information.

Solution / Fix

OWASP ESAPI CBC Mode HMAC Authentication Bypass Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

References

OWASP ESAPI CBC Mode HMAC Authentication Bypass Vulnerability

References:

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