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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.4108.2 IBM Db2 is vulnerable to a buffer overflow (CVE-2020-4701) 10 December 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM DB2 Publisher: IBM Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Root Compromise -- Existing Account Execute Arbitrary Code/Commands -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2020-4701 Original Bulletin: https://www.ibm.com/support/pages/node/6370025 Revision History: December 10 2020: Vendor updated links within advisory November 19 2020: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- IBM® Db2® is vulnerable to a buffer overflow (CVE-2020-4701) Document Information Document number : 6370025 Modified date : 09 December 2020 Product : DB2 for Linux- UNIX and Windows Software version : 10.5, 11.1, 11.5 Operating system(s): AIX Linux Windows Edition : Advanced Enterprise Server; Advanced Workgroup Server; Enterprise Server; Express; Express-C; Personal; Workgroup Server Summary IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges. Vulnerability Details CVEID: CVE-2020-4701 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges. CVSS Base score: 8.4 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 187078 for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) Affected Products and Versions All fix pack levels of IBM Db2 V10.5, V11.1, and V11.5 editions on all platforms are affected. IBM Db2 V10.1 and 9.7 are not affected. Remediation/Fixes Customers running any vulnerable fixpack level of an affected Program 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: V10.5 FP11, 11.1 FP5, and V11.5.4. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability. +-------+----------------+-------+--------------------------------------------+ |Release|Fixed in fix |APAR |Download URL | | |pack | | | +-------+----------------+-------+--------------------------------------------+ |V10.5 |TBD |IT34474|Special Build for V10.5 FP11: | | | | | | | | | |AIX 64-bit | | | | |HP-UX 64-bit | | | | |Linux 32-bit, x86-32 | | | | |Linux 64-bit, x86-64 | | | | |Linux 64-bit, POWER big endian | | | | |Linux 64-bit, POWER little endian | | | | |Linux 64-bit, System z, System z9 or zSeries| | | | |Solaris 64-bit, SPARC | | | | |Solaris 64-bit, x86-64 | | | | |Windows 32-bit, x86 | | | | |Windows 64-bit, x86 | | | | |Inspur | +-------+----------------+-------+--------------------------------------------+ |V11.1 |TBD |IT34472|Special Build for V11.1 FP5: | | | | | | | | | |AIX 64-bit | | | | |Linux 32-bit, x86-32 | | | | |Linux 64-bit, x86-64 | | | | |Linux 64-bit, POWER little endian | | | | |Linux 64-bit, System z, System z9 or zSeries| | | | |Solaris 64-bit, SPARC | | | | |Windows 32-bit, x86 | | | | |Windows 64-bit, x86 | +-------+----------------+-------+--------------------------------------------+ |V11.5 |11.5.5.0 |IT34614|Build for V11.5.5 GA: | | | | | | | | | |https://www.ibm.com/support/pages/node/ | | | | |6368787 | +-------+----------------+-------+--------------------------------------------+ Workarounds and Mitigations None References Change History 9 Dec 2020: Updated link for 11.1 Linux 64-bit, POWER little endian image 18 Nov 2020: Initial Publication - --------------------------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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. 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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