ESB-2017.1854 - [Win] IBM Security AppScan Enterprise: Access confidential data - Remote/unauthenticated 2017-07-28

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.1854
        Security Bulletin: Session fixation defect in IBM Security
                    AppScan Enterprise (CVE-2016-9981)
                               28 July 2017

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

Product:           IBM Security AppScan Enterprise
Publisher:         IBM
Operating System:  Windows
Impact/Access:     Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2016-9981  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22006430

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Security Bulletin: Session fixation defect in IBM Security AppScan Enterprise
(CVE-2016-9981)

Document information

More support for: IBM Security AppScan Enterprise

Software version: 9.0, 9.0.1, 9.0.2, 9.0.3

Operating system(s): Windows

Reference #: 2006430

Modified date: 27 July 2017

Security Bulletin

Summary

IBM AppScan Enterprise Edition could allow an attacker to hijack a valid
user's session using social engineering.

Vulnerability Details

CVEID: CVE-2016-9981

DESCRIPTION:
IBM AppScan Enterprise Edition could allow an attacker to hijack a valid
user's session using social engineering.
CVSS Base Score: 4.8
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/120257 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

Affected AppScan Enterprise Editions	Affected Versions
IBM Security AppScan Enterprise		9.0.0 - 9.0.0.1
IBM Security AppScan Enterprise		9.0.1 - 9.0.1.1
IBM Security AppScan Enterprise		9.0.2 - 9.0.2.1
IBM Security AppScan Enterprise		9.0.3 - 9.0.3.5

Remediation/Fixes

Product					VRMF	Remediation / First Fix
IBM Security AppScan Enterprise		9.0.3   AppScanEnterprise-Windows-9.3.0.5-iFix-001
IBM Security AppScan Enterprise		9.0.0	Upgrade to 9.0.3.5 iFix01 or later
IBM Security AppScan Enterprise		9.0.1	Upgrade to 9.0.3.5 iFix01 or later
IBM Security AppScan Enterprise		9.0.2	Upgrade to 9.0.3.5 iFix01 or later

References
Complete CVSS v3 Guide
On-line Calculator v3

Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerability was reported to IBM by Vaibhav Gupta -
https://twitter.com/vaibhavgupta_1

Change History

27 July 2017: Original version published

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact
of this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency
and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT
WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING
THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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