Security Bulletin: IBM QRadar Network Security is affected by vulnerability in rpm. (CVE-2021-20271)

Security Bulletin

Summary

IBM QRadar Network Security has addressed vulnerability in rpm library. the issue could allow a remote attacker to execute arbitrary code on the system.

Vulnerability Details

CVEID: CVE-2021-20271
DESCRIPTION: RPM could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the signature check function. By persuading a victim to open a specially-crafted package file, an attacker could exploit this vulnerability to cause RPM database corruption and execute arbitrary code on the system.
CVSS Base score: 6.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198961 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM QRadar Network Security 5.4.0

IBM QRadar Network Security 5.5.0

Remediation/Fixes

IBM encourages customers to update their systems promptly.

----------------------------------------------------------------------------------------------------------------------------------

Product	VRMF	Remediation/First Fix
IBM QRadar Network Security	5.4.0	Install Firmware 5.4.0.16 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector. Or Download Firmware 5.4.0.16 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface.
IBM QRadar Network Security	5.5.0	Install Firmware 5.5.0.11 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector. Or Download Firmware 5.5.0.11 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support alerts like this.

References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Change History

14 Jul 2022: 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":"SSFSVP","label":"IBM QRadar Network Security"},"Component":"","Platform":[{"code":"PF009","label":"Firmware"}],"Version":"5.4.0, 5.5.0","Edition":"","Line of Business":{"code":"LOB24","label":"Security Software"}}]

Tips

Security Bulletin: IBM QRadar Network Security is affected by vulnerability in rpm. (CVE-2021-20271)