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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2363.3 Security Bulletin: IBM Db2 is vulnerable to denial of service (CVE-2019-4386) 26 July 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM DB2 for Linux, UNIX and Windows Publisher: IBM Operating System: AIX Linux variants Solaris Windows Impact/Access: Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-4386 Original Bulletin: https://www-01.ibm.com/support/docview.wss?uid=ibm10886809 Revision History: July 26 2019: Added links for repackaged V11.1 images. July 19 2019: The images on Unix-type platforms need to be repackaged due to problem with db2iupdt tool. Disabled links until the new repackaged image is available. June 28 2019: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: IBM(R) Db2(R) is vulnerable to denial of service (CVE-2019-4386). Document information More support for: DB2 for Linux, UNIX and Windows Software version: 11.1 Operating system(s): AIX, Linux, Solaris, Windows Reference #: 0886809 Modified date: 24 July 2019 Summary Db2 is vulnerable to a denial of service. Db2 could allow an authenticated user to execute a function that would cause the server to crash. Vulnerability Details CVEID: CVE-2019-4386 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to execute a function that would cause the server to crash. CVSS Base Score: 6.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities /162174 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) Affected Products and Versions Db2 11.1.4.4 and up on all platforms are affected. Db2 11.1.3.3 iFix 002 and earlier, Db2 10.5, Db2 10.1, and Db2 9.7 are not affected. Remediation/Fixes The recommended solution is to apply the appropriate fix for this vulnerability. FIX: Customers running any vulnerable fixpack level of an affected Program, V11.1, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent fixpack level for each impacted release: V11.1.4.4 iFix001. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability. +---------------+----------+----------+--------------------------------------------------------------------+ |Release |Fixed in |APAR |Download URL | | |fix pack | | | +---------------+----------+----------+--------------------------------------------------------------------+ |V11.1 |TBD |IT29350 |Special Build for V11.1.4.4 iFix001: | | | | | | | | | |AIX 64-bit | | | | |Linux 32-bit, x86-32 | | | | |Linux 64-bit, x86-64 | | | | |Linux 64-bit, POWER(TM) little endian | | | | |Linux 64-bit, System z(R), System z9(R) or zSeries(R) | | | | |Solaris 64-bit, SPARC | | | | |Windows 32-bit, x86 | | | | |Windows 64-bit, x86 | +---------------+----------+----------+--------------------------------------------------------------------+ Workarounds and Mitigations None. Change History June 27, 2019: Original Version Published. July 18, 2019: The images on Unix-type platforms need to be repackaged due to problem with db2iupdt tool. Disabled links until the new repackaged images are available. July 24, 2019: Added links for repackaged V11.1 images. *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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Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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