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AUSCERT External Security Bulletin Redistribution
ESB-2016.0319
Multiple vulnerabilities affect IBM DataPower Gateways
8 February 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM DataPower Gateways
Publisher: IBM
Operating System: Network Appliance
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Access Privileged Data -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Provide Misleading Information -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-7575 CVE-2015-5621 CVE-2015-1819
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21974965
http://www.ibm.com/support/docview.wss?uid=swg21975340
http://www.ibm.com/support/docview.wss?uid=swg21975341
Comment: This bulletin contains three (3) IBM security advisories.
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Security Bulletin: Vulnerability in MD5 Signature and Hash Algorithm affects
IBM DataPower Gateways (CVE-2015-7575)
Security Bulletin
Document information
More support for:
IBM DataPower Gateways
Software version:
6.0.0, 6.0.1, 7.0.0, 7.1
Operating system(s):
Firmware
Reference #:
1974965
Modified date:
2016-02-05
Summary
The MD5 SLOTH vulnerability on TLS 1.2 affects IBM DataPower Gateways.
Vulnerability Details
CVEID:
CVE-2015-7575
DESCRIPTION:
The TLS protocol could allow weaker than expected security caused by a
collision attack when using the MD5 hash function for signing a
ServerKeyExchange message during a TLS handshake. An attacker could exploit
this vulnerability using man-in-the-middle techniques to impersonate a TLS
server and obtain credentials.
CVSS Base Score: 7.1
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/109415
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N)
Affected Products and Versions
IBM DataPower Gateway appliances all versions through 6.0.0.17, 6.0.1.13,
7.0.0.10, 7.1.0.7.
Versions 7.2.0.0 and later are not affected by this vulnerability.
Remediation/Fixes
Fix is available in versions 6.0.0.18, 6.0.1.14, 7.0.0.11, 7.1.0.8. Refer to
APAR IT13422
for URLs to download the fix.
You should verify applying this fix does not cause any compatibility issues.
IBM recommends that you review your entire environment to identify other
areas where you have enabled the MD5 signature hash and take appropriate
mitigation and remediation actions.
For DataPower customers using versions 5.x and earlier versions, IBM
recommends upgrading to a fixed, supported version/release/platform of the
product.
Workarounds and Mitigations
None.
Get Notified about Future Security Bulletins
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to be notified of important product support alerts like this.
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Acknowledgement
Reported to IBM by Karthikeyan Bhargavan at INRIA in Paris, France
Change History
5 February 2016: 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.
- -----------------------------------------------------------------------------
Security Bulletin: A vulnerability in net-snmp affects IBM DataPower Gateways
(CVE-2015-5621)
Security Bulletin
Document information
More support for:
IBM DataPower Gateways
Software version:
6.0.0, 6.0.1, 7.2
Operating system(s):
Firmware
Reference #:
1975340
Modified date:
2016-02-02
Summary
IBM DataPower gateways has addressed a vulnerability in SNMP parsing routines
that could cause the SNMP daemon to crash or execute arbitrary code.
Vulnerability Details
CVEID:
CVE-2015-5621
DESCRIPTION:
Net-SNMP is vulnerable to a denial of service, caused by incompletely parsed
varBind variables being left in the list of variables by the snmp_pdu_parse()
function. A remote attacker could exploit this vulnerability to cause the
application to crash or possibly execute arbitrary code on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/105232
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM DataPower Gateway appliances all versions through 6.0.0.17, 6.0.1.13,
7.0.0.10, 7.1.0.7 and 7.2.0.2
Remediation/Fixes
Fix is available in versions 6.0.0.18, 6.0.1.14, 7.0.0.11, 7.1.0.8 and
7.2.0.3. Refer to
APAR IT11697
for URLs to download the fix.
You should verify applying this fix does not cause any compatibility issues.
For DataPower customers using versions 5.x and earlier versions, IBM
recommends upgrading to a fixed, supported version/release/platform of the
product.
Workarounds and Mitigations
None.
Get Notified about Future Security Bulletins
Subscribe to
My Notifications
to be notified of important product support alerts like this.
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
5 February 2016: 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.
- -----------------------------------------------------------------------------
Security Bulletin: A vulnerability in XML processing affects IBM DataPower
Gateways (CVE-2015-1819)
Security Bulletin
Document information
More support for:
IBM DataPower Gateways
Software version:
7.2
Operating system(s):
Firmware
Reference #:
1975341
Modified date:
2016-02-05
Summary
IBM DataPower Gateways has addressed a vulnerability in parsing certain XML
files that could cause a denial of service.
Vulnerability Details
CVEID:
CVE-2015-1819
DESCRIPTION:
Libxml is vulnerable to a denial of service, caused by an XML External Entity
Injection (XXE) error in the xmlreader when processing XML data. A remote
attacker could exploit this vulnerability to consume all available memory
resources.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/107272
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM DataPower Gateway appliances versions through 7.2.0.0, 7.2.0.1 and
7.2.0.2
Remediation/Fixes
Fix is available in version 7.2.0.3. Refer to
APAR IT12605
for URLs to download the fix.
You should verify applying this fix does not cause any compatibility issues.
For DataPower customers using versions 5.x and earlier versions, IBM
recommends upgrading to a fixed, supported version/release/platform of the
product.
Workarounds and Mitigations
None.
Get Notified about Future Security Bulletins
Subscribe to
My Notifications
to be notified of important product support alerts like this.
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
5 February 2016: 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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