Security Bulletin: Vulnerability found in ant-1.8.2.jar which is shipped with IBM® Intelligent Operations Center(CVE-2021-36373, CVE-2020-11979, CVE-2021-36374, CVE-2012-2098, CVE-2020-1945)

Summary

Multiple vulnerabilities have been identified in ant-1.8.2.jar which is shipped with IBM® Intelligent Operations Center. Information about these vulnerabilities affecting IBM® Intelligent Operations Center have been published and addressed the applicable CVEs.

Vulnerability Details

CVEID:CVE-2021-36373
**DESCRIPTION:**Apache Ant is vulnerable to a denial of service, caused by an out-of-memory error when large amounts of memory are allocated. By persuading a victim to open a specially-crafted TAR archive, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/205311 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2020-11979
**DESCRIPTION:**Apache Ant could allow a remote authenticated attacker to bypass security restrictions, caused by an insecure temporary file flaw. By sending a specially-crafted request, an attacker could exploit this vulnerability to inject modified source files into the build process.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189164 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)

CVEID:CVE-2021-36374
**DESCRIPTION:**Apache Ant is vulnerable to a denial of service, caused by an out-of-memory error when large amounts of memory are allocated. By persuading a victim to open a specially-crafted ZIP archive, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/205314 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2012-2098
**DESCRIPTION:**Apache Commons Compress and Apache Ant are vulnerable to a denial of service, caused by an error when using bzip2 compression to compress files. By passing specially-crafted input to the BZip2CompressorOutputStream class, a remote attacker could exploit this vulnerability to consume all available resources.
CVSS Base score: 5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/75857 for the current score.
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVEID:CVE-2020-1945
**DESCRIPTION:**Apache Ant could allow a remote attacker to bypass security restrictions, caused by the use of an insecure temporary directory to store source files. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information and inject modified source files into the build process.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/181875 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

The recommended solution is to apply an interim fix that contains the fix for this issue as soon as practical.

Download the IBM Intelligent Operations Center Version 5.2.4 is an upgrade to IBM Intelligent Operations Center Version 5.2.3 through IBM Intelligent Operations Center Version 5.2 from the following link:

IBM Intelligent Operations Center Version 5.2.4

Installation instructions for the fix are included in the readme document that is in the fix package.

Workarounds and Mitigations

None