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AUSCERT External Security Bulletin Redistribution
ESB-2017.0276
Security Bulletin:Multiple vulnerabilities in AppScan Source
(CVE-2016-5419, CVE-2016-5420)
31 January 2017
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Security AppScan Source
Publisher: IBM
Operating System: Linux variants
OS X
Windows
Impact/Access: Unauthorised Access -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-5420 CVE-2016-5419
Reference: ASB-2016.0087
ESB-2016.2997
ESB-2016.2961
ESB-2016.2642
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21997845
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Security Bulletin:Multiple vulnerabilities in AppScan Source (CVE-2016-5419,
CVE-2016-5420)
Security Bulletin
Document information
More support for:
IBM Security AppScan Source
Software version:
9.0.1, 9.0.2, 9.0.3, 9.0.3.1, 9.0.3.2, 9.0.3.3, 9.0.3.4, 9.0.3.5
Operating system(s):
Linux, OS X, Windows
Reference #:
1997845
Modified date:
30 January 2017
Summary
IBM AppScan Source is affected by vulnerabilities in cURL which could allow a
remote attacker to bypass security restrictions, caused by the failure to
check the TLS connection server certificates.
Vulnerability Details
CVEID:
CVE-2016-5419
DESCRIPTION:
cURL/libcURL could allow a remote attacker to bypass security restrictions,
caused by the failure to check the TLS connection server certificates. By
sending a specially-crafted request, an attacker could exploit this
vulnerability to bypass access restrictions.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/115804
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:L/A:N)
CVEID:
CVE-2016-5420
DESCRIPTION:
cURL/libcURL could allow a remote attacker to bypass security restrictions,
caused by the failure to check the TLS connection server certificates. By
sending a specially-crafted request, an attacker could exploit this
vulnerability to bypass access restrictions.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/115805
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:L/A:N)
Affected Products and Versions
IBM AppScan Security 9.0.1, 9.0.2, 9.0.3
Remediation/Fixes
Product VRMF Remediation
IBM Security AppScan Source 9.0.3.5 AppScanSource-9.0.3.5-Windows-PSIRT9-iFix
AppScanSource-9.0.3.5-Linux-PSIRT9-iFix
AppScanSource-9.0.3.5-MacOSX-PSIRT9-iFix
IBM Security AppScan Source 9.0.2 AppScanSource-9.0.2.0-Windows-PSIRT9-iFix
AppScanSource-9.0.2.0-Linux-PSIRT9-iFix
AppScanSource-9.0.2.0-MacOSX-PSIRT9-iFix
IBM Security AppScan Source 9.0.1 AppScanSource-9.0.1.0-Windows-PSIRT9-iFix
AppScanSource-9.0.1.0-Linux-PSIRT9-iFix
AppScanSource-9.0.1.0-MacOSX-PSIRT9-iFix
Workarounds and Mitigations
None
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
30 Jan 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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