Security Bulletin: IBM® Db2® is vulnerable to an Information Disclosure as a user with DBADM authority is able to access other databases and read or modify files (CVE-2021-29678)

Security Bulletin

Summary

Db2 is vulnerable to an Information Disclosure as a user with DBADM authority is able to access other databases and read or modify files

Vulnerability Details

CVEID: CVE-2021-29678
DESCRIPTION: IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow a user with DBADM authority to access other databases and read or modify files. IBM X-Force ID: 199914.
CVSS Base score: 8.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/199914 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N)

Affected Products and Versions

All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, V11.1, and V11.5 server editions on all platforms are affected.

Remediation/Fixes

Customers running any vulnerable fixpack level of an affected Program, V9.7, V10.1, V10.5, v11.1 and V11.5, 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: V9.7 FP11, V10.1 FP6, V10.5 FP11, V11.1.4 FP6, and with the V11.5.7 release. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.

Release	Fixed in fix pack	APAR	Download URL
V9.7	TBD	IT37942	Special Build for V9.7 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, System z®, System z9® or zSeries® Solaris 64-bit, SPARC Solaris 64-bit, x86-64 Windows 32-bit, x86 Windows 64-bit, x86
V10.1	TBD	IT37941	Special Build for V10.1 FP6: 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, System z®, System z9® or zSeries® Solaris 64-bit, SPARC Solaris 64-bit, x86-64 Windows 32-bit, x86 Windows 64-bit, x86
V10.5	TBD	IT37940	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	IT37717	Special Build for V11.1.4 FP6: 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	11.5.7	IT37939	https://www.ibm.com/support/pages/node/6524304

For details on the changes to the authorization requirements for UTL_DIR, CREATE_EXTERNAL_ROUTINE and CREATE_NOT_FENCED_ROUTINE please see this note.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Acknowledgement

This vulnerability was reported to IBM by Qiguang Zhu

Change History

4 Jan 2022: New links provided for 11.1 Windows platforms. This is the same build used to resolve CVE-2021-4104
15 Dec 2021: A new link will be provided for 11.1 Windows platforms
09 Dec 2021: Added links for 9.7 Windows platforms
08 Dec 2021: Initial Publication

*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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Tips

Security Bulletin: IBM® Db2® is vulnerable to an Information Disclosure as a user with DBADM authority is able to access other databases and read or modify files (CVE-2021-29678)