Security Bulletin: IBM QRadar SIEM is vulnerable to path traversal (CVE-2020-4993)

Security Bulletin

Summary

IBM QRadar SIEM is vulnerable to path traversal attack.

Vulnerability Details

CVEID: CVE-2020-4993
DESCRIPTION: IBM QRadar SIEM when decompressing or verifying signature of zip files processes data in a way that may be vulnerable to path traversal attacks.
CVSS Base score: 4.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/192905 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N)

Affected Products and Versions

IBM QRadar 7.3.0 to 7.3.3 Patch 7

IBM QRadar 7.4.0 to 7.4.2 Patch 2

Remediation/Fixes

QRadar / QRM / QVM / QRIF / QNI 7.3.3 Patch 8
QRadar / QRM / QVM / QRIF / QNI 7.4.2 Patch 3

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Acknowledgement

Change History

29 Apr 2021: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSBQAC","label":"IBM Security QRadar SIEM"},"Component":"","Platform":[{"code":"PF016","label":"Linux"}],"Version":"7.3, 7.4","Edition":"All Editions","Line of Business":{"code":"LOB24","label":"Security Software"}}]

Tips

Security Bulletin: IBM QRadar SIEM is vulnerable to path traversal (CVE-2020-4993)