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             AUSCERT External Security Bulletin Redistribution

         Security Bulletin: Vulnerabilities in Node.js affect IBM
                   Integration Bus v10 (CVE-2021-32804)
                             12 November 2021


        AusCERT Security Bulletin Summary

Product:           IBM Integration Bus
Publisher:         IBM
Operating System:  Windows
                   Linux variants
Impact/Access:     Overwrite Arbitrary Files -- Existing Account
                   Create Arbitrary Files    -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-32804 CVE-2021-32803 

Reference:         ESB-2021.3231

Original Bulletin: 

- --------------------------BEGIN INCLUDED TEXT--------------------

Vulnerabilities in Node.js affect IBM  Integration Bus v10 (CVE-2021-32804)

Document Information

Document number    : 6515532
Modified date      : 11 November 2021
Product            : IBM Integration Bus
Software version   : -
Operating system(s): Windows


IBM Integration Bus ship with Node.js for which vulnerabilities were reported
and have been addressed. Vulnerability details are listed below.

Vulnerability Details

CVEID: CVE-2021-32804
DESCRIPTION: Node.js tar module could allow a local attacker to traverse
directories on the system, caused by insufficient absolute path sanitization.
An attacker could use a specially-crafted tar file containing "dot dot"
sequences (/../) to create or overwrite arbitrary files on the system.
CVSS Base score: 8.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
206719 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N)

Affected Products and Versions

IBM Integration Bus V10 , V10.0.0.0 - V10.0.0.24 ( Linux on Intel x86-64 and
Windows 64-bit only)


|    Product    |        VRMF        |APAR      |       Remediation / Fix        |
|               |                    |          |Interim fix for APAR ( IT38663 )|
|               |                    |          |is available from               |
|IBM Integration|V10.0.0.0-V10.0.0.24|IT38593   |                                |
|Bus            |                    |          |IBM Fix Central                 |
|               |                    |          |                                |
|               |                    |          |                                |

Workarounds and Mitigations


Change History

10 Nov 2021: Initial Publication

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