IBM Resilient: Access Confidential Data -- Existing Account

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.3233
 Security Bulletin: IBM Security SOAR is using a version of Elasticsearch
      that has known vulnerabilities (CVE-2021-22137, CVE-2021-22135)
                             28 September 2021

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM Security SOAR
                   IBM Resilient
Publisher:         IBM
Operating System:  Red Hat
Impact/Access:     Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-22137 CVE-2021-22135 

Original Bulletin: 
   https://www.ibm.com/support/pages/node/6493015

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IBM Security SOAR is using a version of Elasticsearch that has known
vulnerabilities (CVE-2021-22137, CVE-2021-22135)

Document Information

Document number    : 6493015
Modified date      : 27 September 2021
Product            : IBM Resilient
Software version   : IBM Security SOAR
Operating system(s): Red Hat

Summary

IBM Security SOAR is using a version of Elasticsearch that has known
vulnerabilities. A recent update has addressed these issues.

Vulnerability Details

CVEID: CVE-2021-22137
DESCRIPTION: Elasticsearch could allow a remote authenticated attacker to
obtain sensitive information, caused by an error when using Document or Field
Level Security. By executing certain cross-cluster search queries, an attacker
could exploit this vulnerability to discover the existence of documents, and
use this information to launch further attacks against the affected system.
CVSS Base score: 2.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
201915 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N)

CVEID: CVE-2021-22135
DESCRIPTION: Elasticsearch could allow a remote authenticated attacker to
obtain sensitive information, caused by an error in suggester and profile API
when Document and Field Level Security are enabled. By sending a specific
query, an attacker could exploit this vulnerability to discover the existence
of documents, and use this information to launch further attacks against the
affected system.
CVSS Base score: 3.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
201914 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

+-------------------+-----------------+
|Affected Product(s)|Version(s)       |
+-------------------+-----------------+
|Resilient OnPrem   |IBM Security SOAR|
+-------------------+-----------------+

Remediation/Fixes

Users must upgrade to v42.0 or higher of IBM Resilient in order to obtain a fix
for this vulnerability. You can upgrade the platform and apply the security
updates by following the instructions in the " Upgrade Procedure " section in
the IBM Documentation .

NOTE: IBM Security SOAR is not directly affected by these vulnerabilities.
Access to the Elasticsearch is through internal, trusted APIs only.

Workarounds and Mitigations

None

Change History

13 Sep 2021: Initial Publication

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