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ibmIBM23B343EE9C60CD691ECB0E0CEE0724358818F1C63078E48C31290803DC674BA3
HistoryFeb 18, 2022 - 1:39 p.m.

Security Bulletin: Polkit as used by IBM® QRadar SIEM is vulnerable to privilege escalation (CVE-2021-4034)

2022-02-1813:39:45
www.ibm.com
27

0.0005 Low

EPSS

Percentile

17.2%

JSON

Summary

There is a privilege escalation vulnerability in Polkit which is used by IBM® QRadar SIEM indirectly as a dependency.

Vulnerability Details

CVEID:CVE-2021-4034
**DESCRIPTION:**Polkit could allow a local authenticated attacker to gain elevated privileges on the system, caused by incorrect handling of the argument vectors in the pkexec utility. By crafting environment variables in a specific way, an attacker could exploit this vulnerability to execute commands with root privileges.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/218087 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM QRadar SIEM 7.5.0 GA

IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 4

IBM QRadar SIEM 7.3.3 GA - 7.3.3 Fix Pack 10

Remediation/Fixes

QRadar / QRM / QVM / QRIF / QNI 7.5.0 Update Pack 1

QRadar / QRM / QVM / QRIF / QNI 7.4.3 Fix Pack 4 Interim Fix 04

QRadar / QRM / QVM / QRIF / QNI 7.3.3 Fix Pack 10 Interim Fix 02

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm qradar siemeq7.3
ibm qradar siemeq7.4

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0.0005 Low

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Percentile

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JSON
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