Security Bulletin: The IBM QRadar SIEM Amazon Web Services protocol is vulnerable to access restriction bypass and sensitive information exposure (CVE-2020-8908, CVE-2023-2976)

Summary

Google Guava is used by IBM QRadar SIEM Amazon Web Services protocol, and it has known vulnerabilities. The issues have been addressed in an update.

Vulnerability Details

CVEID:CVE-2020-8908
**DESCRIPTION:**Guava could allow a remote authenticated attacker to bypass security restrictions, caused by a temp directory creation vulnerability in com.google.common.io.Files.createTempDir(). By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass access restrictions.
CVSS Base score: 5.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/192996 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N)

CVEID:CVE-2023-2976
**DESCRIPTION:**Google Guava could allow a local authenticated attacker to obtain sensitive information, caused by a flaw with using Java’s default temporary directory for file creation in FileBackedOutputStream. By sending a specially crafted request, an attacker could exploit this vulnerability to access the files in the default Java temporary directory, and use this information to launch further attacks against the affected system.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/258199 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly encourages customers to update their systems promptly.

Workarounds and Mitigations

None