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Vulnerability of Cisco IOS XR: privilege escalation via Image Verification

Synthesis of the vulnerability 

An attacker can bypass restrictions via Image Verification of Cisco IOS XR, in order to escalate his privileges.
Vulnerable products: IOS XR Cisco, Cisco Router.
Severity of this weakness: 2/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 03/02/2021.
Références of this bulletin: CERTFR-2021-AVI-082, cisco-sa-ioxr-l-zNhcGCBt, CSCvr07463, CSCvs70887, CVE-2021-1136, CVE-2021-1244, VIGILANCE-VUL-34476.

Description of the vulnerability 

An attacker can bypass restrictions via Image Verification of Cisco IOS XR, in o...
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This threat bulletin impacts software or systems such as IOS XR Cisco, Cisco Router.

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

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

This bulletin is about 2 vulnerabilities.

An attacker with a expert ability can exploit this computer threat.

Solutions for this threat 

This vulnerability fix will be public soon.
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