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             AUSCERT External Security Bulletin Redistribution

                               ESB-2015.2327
     SOL16728: iCall privilege escalation vulnerability CVE-2015-3628
                             7 September 2015

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           F5 products
Publisher:         F5 Networks
Operating System:  Network Appliance
Impact/Access:     Administrator Compromise -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-3628  

Original Bulletin: 
   https://support.f5.com/kb/en-us/solutions/public/16000/700/sol16728.html

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SOL16728: iCall privilege escalation vulnerability CVE-2015-3628

Security Advisory

Original Publication Date: 09/03/2015

Description

An authenticated user, with Resource Administrator role permissions, is able 
to use iCall scripts and associated handlers to create and modify user account
properties.

Impact

An authenticated user with limited access (Resource Administration) may be 
able to escalate privileges and gain administrative access.

Status

F5 Product Development has assigned ID 520466 (BIG-IP), ID 525027 (BIG-IQ), 
and ID 525028 (Enterprise Manager) to this vulnerability, and has evaluated 
the currently supported releases for potential vulnerability.

To determine if your release is known to be vulnerable, the components or 
features that are affected by the vulnerability, and for information about 
releases or hotfixes that address the vulnerability, refer to the following 
table:

Product 			Versions known to  	Versions known to  	Severity 	Vulnerable component 
				be vulnerable		be not vulnerable			or feature

BIG-IP LTM 			11.3.0 - 11.6.0		12.0.0			High 		iCall
							11.0.0 - 11.2.1
							10.0.0 - 10.2.4	

BIG-IP AAM 			11.4.0 - 11.6.0		12.0.0			High 		iCall

BIG-IP AFM 			11.3.0 - 11.6.0		12.0.0 			High 		iCall

BIG-IP Analytics 		11.3.0 - 11.6.0		12.0.0			High 		iCall
							11.0.0 - 11.2.1		

BIG-IP APM 			11.3.0 - 11.6.0		12.0.0			High 		iCall
							11.0.0 - 11.2.1
							10.1.0 - 10.2.4		

BIG-IP ASM 			11.3.0 - 11.6.0		12.0.0			High 		iCall
							11.0.0 - 11.2.1
							10.0.0 - 10.2.4		

BIG-IP DNS 			None 			12.0.0 			Not vulnerable 	None

BIG-IP Edge Gateway		11.3.0			11.0.0 - 11.2.1		High 		iCall
							10.1.0 - 10.2.4		

BIG-IP GTM 			11.3.0 - 11.6.0		11.0.0 - 11.2.1		High 		iCall
							10.0.0 - 10.2.4		

BIG-IP Link Controller 		11.3.0 - 11.6.0		12.0.0			High 		iCall
							11.0.0 - 11.2.1
							10.0.0 - 10.2.4		

BIG-IP PEM 			11.3.0 - 11.6.0		12.0.0 			High 		iCall

BIG-IP PSM 			11.3.0 - 11.4.1		11.0.0 - 11.2.1
							10.0.0 - 10.2.4		High 		iCall

BIG-IP WebAccelerator 		11.3.0			11.0.0 - 11.2.1
							10.0.0 - 10.2.4		High 		iCall

BIG-IP WOM 			11.3.0			11.0.0 - 11.2.1
							10.0.0 - 10.2.4		High 		iCall

ARX 				None			6.0.0 - 6.4.0		Not vulnerable 	None

Enterprise Manager 		3.1.0 - 3.1.1		3.0.0
							2.1.0 - 2.3.0		High 		iCall

FirePass 			None			7.0.0
							6.0.0 - 6.1.0		Not vulnerable 	None

BIG-IQ Cloud 			4.0.0 - 4.5.0		None			High 		iCall

BIG-IQ Device 			4.2.0 - 4.5.0		None			High 		iCall

BIG-IQ Security 		4.0.0 - 4.5.0		None			High 		iCall

BIG-IQ ADC 			4.5.0			None			High 		iCall

LineRate 			None			2.5.0 - 2.6.1		Not vulnerable 	None

F5 WebSafe 			None			1.0.0			Not vulnerable 	None

Traffix SDC 			None			4.0.0 - 4.4.0
							3.3.2 - 3.5.1		Not vulnerable 	None

Note: As of February 17, 2015, AskF5 Security Advisory articles include the 
Severity value. Security Advisory articles published before this date do not 
list a Severity value.

Recommended Action

If the previous table lists a version in the Versions known to be not 
vulnerable column, you can eliminate this vulnerability by upgrading to the 
listed version. If the listed version is older than the version you are 
currently running, or if the table does not list any version in the column, 
then no upgrade candidate currently exists.

F5 responds to vulnerabilities in accordance with the Severity values 
published in the previous table. The Severity values and other security 
vulnerability parameters are defined in SOL4602: Overview of the F5 security 
vulnerability response policy.

Acknowledgments

F5 would like to acknowledge Tommaso Malgherini of Gotham Digital Science 
(GDS) Security for bringing this issue to our attention, and for following the
highest standards of responsible disclosure.

Supplemental Information

The Whiteboard Wednesday: iCall Overview DevCentral article

Note: A DevCentral login is required to access this content.

SOL9970: Subscribing to email notifications regarding F5 products

SOL9957: Creating a custom RSS feed to view new and updated documents

SOL4918: Overview of the F5 critical issue hotfix policy

SOL167: Downloading software and firmware from F5

SOL13123: Managing BIG-IP product hotfixes (11.x)

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