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Vulnerability of Cisco IOS XR: privilege escalation via CLI Task Group Assignment

Synthesis of the vulnerability 

An attacker can bypass restrictions via CLI Task Group Assignment of Cisco IOS XR, in order to escalate his privileges.
Impacted systems: IOS XR Cisco.
Severity of this alert: 2/4.
Creation date: 03/09/2020.
Références of this alert: CERTFR-2020-AVI-545, cisco-sa-iosxr-cli-privescl-sDVEmhqv, CSCvu79978, CSCvu99038, CSCvv05925, CVE-2020-3530, VIGILANCE-VUL-33227.

Description of the vulnerability 

An attacker can bypass restrictions via CLI Task Group Assignment of Cisco IOS X...
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This security note impacts software or systems such as IOS XR Cisco.

Our Vigil@nce team determined that the severity of this threat announce is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

An attacker with a expert ability can exploit this computer weakness announce.

Solutions for this threat 

This vulnerability workaround will be public soon.
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