CVE-2021-34709

Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities

State: Published
Severity: 6.0 Medium
Published: Sep 9, 2021
Updated: Nov 7, 2024
Reserved: Jun 15, 2021

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Description

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory.

Scores

CVSS	Score	Vector	Source
3.1	6.0 Medium	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N	cisco

Weaknesses

CWE-347

Affected Products

Product	Versions
Cisco IOS XR SoftwareCisco	n/aAffected

References

20210908 Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilitiesvendor-advisory

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