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AUSCERT External Security Bulletin Redistribution
ESB-2019.0572
Security Bulletin: IBM Content Navigator uses a common key
to encrypt certain user names and passwords
26 February 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Content Navigator
Publisher: IBM
Operating System: AIX
Windows
Impact/Access: Access Privileged Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2018-1979
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=ibm10788123
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Security Bulletin: IBM Content Navigator uses a common key to encrypt certain
user names and passwords
Document information
More support for: Content Navigator
Software version: All Versions
Operating system(s): AIX, Windows
Reference #: 0788123
Modified date: 25 February 2019
Summary
IBM Content Navigator uses a common key stored in the application's source
code to encrypt and decrypt some user credentials.
Vulnerability Details
CVEID: CVE-2018-1979
DESCRIPTION: IBM Content Navigator could allow a local attacker to obtain the
common key used for encrypting/decrypting certain user names and passwords.
The attacker could decompile the Java .class file on the application server
that contains the common encrypting key, then use that key to decrypt user
names and passwords in other Content Navigator installations.
CVSS Base Score: 4.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities
/154070 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N)
Affected Products and Versions
+------------------------------+-----------------+
|Affected IBM Content Navigator|Affected Versions|
+------------------------------+-----------------+
|IBM Content Navigator |2.0.3 |
+------------------------------+-----------------+
|IBM Content Navigator |3.0CD |
+------------------------------+-----------------+
Remediation/Fixes
+---------------+-----+------------------------------------------------------+
| Product |VRMF | Remediation / First Fix |
+---------------+-----+------------------------------------------------------+
|IBM Content |2.0.3|Customers using IBM Content Navigator 2.0.3 should |
|Navigator | |upgrade to version 3.0CD. |
+---------------+-----+------------------------------------------------------+
|IBM Content |3.0CD|Contact customer support center for the fix and |
|Navigator | |instructions. |
+---------------+-----+------------------------------------------------------+
Workarounds and Mitigations
None.
Change History
15 February 2019: 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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