Security Bulletin: IBM i components are vulnerable to data access due to CVE-2022-22481

Summary

IBM Navigator for i - heritage version GUI is vulnerable to data access as described in the vulnerability details section. IBM has addressed the vulnerability for IBM Navigator for i - heritage version with a fix as described in the remediation/fixes section.

Vulnerability Details

CVEID:CVE-2022-22481
**DESCRIPTION:**IBM Navigator for i (heritage version) could allow a remote attacker to obtain access to the web interface without valid credentials. By modifying the sign on request, an attacker can gain visibility to the fully qualified domain name of the target system and the navigator tasks page, however they do not gain the ability to perform those tasks on the system or see any specific system data.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/225899 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

It is strongly recommended that IBM Navigator for i - heritage version not be used due to other vulnerabilities as documented in this security bulletin: <https://www.ibm.com/support/pages/node/6539162&gt;

The fix documented in that security bulletin disables IBM Navigator for i - heritage version however if there are key features required, heritage Navigator can be enabled and started temporarily at your own risk.

If starting heritage Navigator, IBM recommends addressing the vulnerability described in this bulletin by applying additional fixes.

This issue can be fixed by applying PTFs to IBM i. The IBM i PTF numbers containing the fix for the CVE:

SI79557
SI79558

|

<https://www.ibm.com/support/pages/ptf/SI79557&gt;

<https://www.ibm.com/support/pages/ptf/SI79558&gt;

7.3|

SI79559
SI79560

|

<https://www.ibm.com/support/pages/ptf/SI79559&gt;

<https://www.ibm.com/support/pages/ptf/SI79560&gt;

7.2|

SI79561
SI79562

|

<https://www.ibm.com/support/pages/ptf/SI79561&gt;

<https://www.ibm.com/support/pages/ptf/SI79562&gt;

Statement of direction - IBM intends in the future to remove IBM Navigator for i heritage version by deleting all associated files from the system for IBM i 7.3 & 7.4 releases.

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

Disable IBM Navigator for i - heritage version