Security Bulletin: IBM® Db2® could allow an authenticated user to overwrite arbitrary files due to improper group permissions. (CVE-2020-4945)

Summary

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to overwrite arbirary files due to improper group permissions.

Vulnerability Details

CVEID:CVE-2020-4945
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to overwrite arbirary files due to improper group permissions.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191945 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)

Affected Products and Versions

All fix pack levels of IBM Db2 V11.5 edition on Linux and Unix platforms are affected. Windows is not impacted.

All other versions are not impacted.

Remediation/Fixes

Customers running any vulnerable fixpack level of an affected Program, V11.5, can download the build containing the fix for this issue from Fix Central. This special build is available based on the most recent fixpack level for the impacted release: V11.5.5 FP1. This can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.

Workarounds and Mitigations

None