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Status published
High
CVE-2021-34728
Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerabilities
Vulnerability Description
Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker with a low-privileged account to elevate privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Cisco
View all reports →Affected Software
Cisco IOS XR Software
Vulnerable Versions:
Unknown
Timeline
Official Publish:
September 9th, 2021
Last Modified:
November 7th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H