Security Bulletin: IBM Facsimile Support for i is vulnerable to a local user gaining elevated privileges due to an unqualified library call (CVE-2023-43064)

Summary

IBM Facsimile Support for i is vulnerable to a local user gaining elevated privileges due to an unqualified library call as described in the vulnerability details section. IBM Facsimile Support for i has addressed the vulnerability with a fix as described in the remediation/fixes section.

Vulnerability Details

CVEID:CVE-2023-43064
**DESCRIPTION:**The IBM i product Facsimile Support for i could allow a local user to gain elevated privileges due to an unqualified library call. A malicious actor could cause arbitrary code to run with the privilege of the user invoking the facsimile support.
CVSS Base score: 7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/267689 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

The issue can be fixed by applying a PTF to IBM i. IBM i releases 7.5, 7.4, 7.3, and 7.2 installed with 5798-FAX version V5R8M0 will be fixed.

The IBM i PTF number for IBM i 5798-FAX version V5R8M0 contains the fix for the vulnerability.

IBM i Release| 5798-FAX
version V5R8M0 PTF Number| PTF Download Link
—|—|—
7.5| SI85663| <https://www.ibm.com/support/pages/ptf/SI85663&gt;
7.4| SI85663| <https://www.ibm.com/support/pages/ptf/SI85663&gt;
7.3| SI85663| <https://www.ibm.com/support/pages/ptf/SI85663&gt;
7.2 | SI85663| <https://www.ibm.com/support/pages/ptf/SI85663&gt;

<https://www.ibm.com/support/fixcentral&gt;

Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None