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AUSCERT External Security Bulletin Redistribution
ESB-2018.2550
Multiple security vulnerabilities in GSKit and GSKit-Crypto
affect IBM Security AppScan Enterprise
29 August 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Security AppScan Enterprise
Publisher: IBM
Operating System: Windows
Impact/Access: Access Privileged Data -- Existing Account
Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2018-1428 CVE-2018-1427
Reference: ESB-2018.2464
ESB-2018.2241
ESB-2018.2120
Original Bulletin:
https://www.ibm.com/support/docview.wss?uid=ibm10713787
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Security Bulletin: Multiple security vulnerabilities in GSKit and GSKit-Crypto
affect IBM Security AppScan Enterprise
Software version: 9.0.3.9
Operating system(s): Windows
Reference #: 0713787
Modified date: 27 August 2018
Security Bulletin
Summary
Multiple security vulnerabilities (CVE-2018-1427 and CVE-2018-1428) have been
discovered in GSKit and GSKit crypto used with IBM Security AppScan Enterprise.
These issues were disclosed as part of the IBM security advisory issued in
January 2018.
Vulnerability Details
CVEID: CVE-2018-1428
DESCRIPTION: IBM GSKit uses weaker than expected cryptographic algorithms that
could allow an attacker to decrypt highly sensitive information.
CVSS Base Score: 6.2
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/139073 for the current
score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVEID: CVE-2018-1427
DESCRIPTION: IBM GSKit contains several enviornment variables that a local
attacker could overflow and cause a denial of service.
CVSS Base Score: 6.2
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/139072 for the current
score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
9.0.3.8 and earlier releases
Remediation/Fixes
+----------------+-------+-------------------------------------------------------+
| | | |
|Product |VRMF |Remediation/First Fix |
| | | |
+----------------+-------+-------------------------------------------------------+
|IBM Security | |Upgrade to version 9.0.3.9. For details refer the |
|AppScan |9.0.3.x|link |
|Enterprise | |https://www.ibm.com/support/docview.wss?uid=ibm10713569|
+----------------+-------+-------------------------------------------------------+
Change History
27 AUGUST 2018: Fixed links for CVEs and fix
20 JULY 2018: 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 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.
- --------------------------END INCLUDED TEXT--------------------
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