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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== 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 =========================================================================== 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 - --------------------------BEGIN INCLUDED TEXT-------------------- 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. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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