Security Bulletin: IBM Sterling Secure Proxy’s session or sensitive cookies do not have the secure attribute enabled (CVE-2013-0515)

Abstract

IBM Sterling Secure Proxy’s session or sensitive cookies do not always have the secure attribute enabled. As a result, customers who use HTTP could be vulnerable to cookie hijacking attacks.

Content

VULNERABILITY DETAILS ** ** **CVE ID:******CVE-2013-0515

**DESCRIPTION:******Set Secure Attribute in SSL Cookie
IBM Sterling Secure Proxy Configuration Manager may, in some circumstances, not set the Secure attribute when it creates a session or sensitive cookies. The secure attribute is used to ensure that cookies (with the attribute set) can only be sent in an encrypted channel to reduce the likelihood of eavesdropping attacks.
** *CVSS:
CVSS Base Score: 2.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/83432 for the current score
CVSS Environmental Score: Undefined
CVSS Vector: (AV:N/AC:M/Au:S/C:N/I:P/A:N)

AFFECTED PRODUCTS:

Sterling Secure Proxy 3.4.1
Sterling Secure Proxy 3.4.0
Sterling Secure Proxy 3.3.01
Sterling Secure Proxy 3.2.0

REMEDIATION:

VENDOR FIXES:

IBM Sterling Secure Proxy 3.4.1: Apply Fix Pack 3.4.1.7 Interim Fix 2 (iFix 2)
IBM Sterling Secure Proxy 3.4.0: Apply 3.4.0.6 iFix 2 or Fix Pack 3.4.1.7 iFix 2
IBM Sterling Secure Proxy 3.3.01: Apply 3.3.01.23 iFix 1 or Fix Pack 3.4.1.7 iFix 2
IBM Sterling Secure Proxy 3.2.0: No fix available. Product goes off support 6/30/2013. Customers on releases prior to SSP 3.3.01 should apply 3.3.01.23 iFix 1 or Fix Pack 3.4.1.7 iFix 2

WORKAROUND(S):
Use Secure HTTP (HTTPS) on all pages until the fix can be applied.

MITIGATION(S):
None known.

ADDITIONAL INFORMATION:

The fixes listed above for IBM Sterling Secure Proxy also contains fixes for the following previously reported and fixed vulnerabilities.

REFERENCES:
Complete CVSS Guide
On-line Calculator V2
CVE-2013-0515
X-Force Vulnerability 83432

RELATED INFORMATION:
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

CHANGE HISTORY
21 June 2013 Original Copy 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 Flash. _

_Note: _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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