Security Bulletin: Multiple vulnerabilities affect IBM Sterling Secure Proxy Configuration Manager

Summary

Several vulnerabilities affect the Configuration Manager of the IBM Sterling Secure Proxy (SSP) product. The SSP Configuration Manager typically runs in the Secure Zone, and is not accessible from the internet.

Vulnerability Details

CVEID: CVE-2016-6026 DESCRIPTION: The Sterling Secure Proxy Configuration Manager (SSP CM) is vulnerable to a man-in-the-middle attack by allowing HTTP methods other than GET or POST.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/116877 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID: CVE-2016-6027 DESCRIPTION: IBM Sterling Secure Proxy Configuration Manager could allow an attacker within the secure zone to obtain sensitive information, caused by the failure to properly enable HTTP Strict Transport Security. An attacker could exploit this vulnerability to obtain sensitive information using man in the middle techniques.
CVSS Base Score: 5.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/116879 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

CVEID: CVE-2016-6025 DESCRIPTION: IBM Sterling Secure Proxy Configuration Manager is vulnerable to a session reuse attack. After a local user logs off, they may manipulate the URL to regain access to the logged in session.
CVSS Base Score: 4.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/116876 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2016-6023 DESCRIPTION: IBM Sterling Secure Proxy Configuration Manager could allow an attacker within the secure zone to traverse directories on the system. An attacker could send a specially crafted URL request to view arbitrary files on the system.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/116866 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

IBM Sterling Secure Proxy 3.4.3 GA
IBM Sterling Secure Proxy 3.4.2 through 3.4.2.0 iFix 7

Remediation/Fixes

Product

| VRMF|APAR|How to acquire fix
—|—|—|—
IBM Sterling Secure Proxy| 3.4.3.0| iFix 1| Fix Central
IBM Sterling Secure Proxy| 3.4.2.0| iFix 8| Fix Central

Workarounds and Mitigations

None