8.8

CVE-2026-20040

Medienbericht

Cisco IOS XR Software CLI Privilege Escalation Vulnerability

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device.

This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the prompt. A successful exploit could allow the attacker to elevate privileges to root and execute arbitrary commands on the underlying operating system.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerCisco
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Produkt Cisco IOS XR Software
Default Statusunknown
Version 6.5.3
Status affected
Version 6.5.29
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Version 6.5.1
Status affected
Version 6.6.1
Status affected
Version 6.5.2
Status affected
Version 6.5.92
Status affected
Version 6.5.15
Status affected
Version 6.6.2
Status affected
Version 7.0.1
Status affected
Version 6.6.25
Status affected
Version 6.5.26
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Version 6.6.11
Status affected
Version 6.5.25
Status affected
Version 6.5.28
Status affected
Version 6.5.93
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Version 6.6.12
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Version 6.5.90
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Version 7.1.1
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Version 7.0.90
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Version 6.6.3
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Version 6.7.1
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Version 7.0.2
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Version 7.1.15
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Version 7.2.1
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Version 7.1.2
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Version 6.7.2
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Version 7.0.11
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Version 7.0.12
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Version 7.0.14
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Version 7.1.25
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Version 6.6.4
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Version 7.2.12
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Version 7.3.1
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Version 7.1.3
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Version 6.7.3
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Version 7.4.1
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Version 7.2.2
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Version 6.7.4
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Version 6.5.31
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Version 7.3.15
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Version 7.3.16
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Version 6.8.1
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Version 7.4.15
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Version 6.5.32
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Version 7.3.2
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Version 7.5.1
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Version 7.4.16
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Version 7.3.27
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Version 7.6.1
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Version 7.5.2
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Version 7.8.1
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Version 7.6.15
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Version 7.5.12
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Version 7.8.12
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Version 7.3.3
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Version 7.7.1
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Version 6.8.2
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Version 7.3.4
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Version 7.4.2
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Version 6.7.35
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Version 6.9.1
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Version 7.6.2
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Version 7.5.3
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Version 7.7.2
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Version 6.9.2
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Version 7.9.1
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Version 7.10.1
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Version 7.8.2
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Version 7.5.4
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Version 6.5.33
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Version 7.8.22
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Version 7.7.21
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Version 7.9.2
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Version 7.3.5
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Version 7.5.5
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Version 7.11.1
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Version 7.9.21
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Version 7.10.2
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Version 24.1.1
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Version 7.6.3
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Version 7.3.6
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Version 7.5.52
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Version 7.11.2
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Version 24.2.1
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Version 24.1.2
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Version 24.2.11
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Version 24.3.1
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Version 24.4.1
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Version 24.2.2
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Version 7.8.23
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Version 7.11.21
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Version 24.2.20
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Version 24.3.2
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Version 24.4.10
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Version 6.5.35
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Version 25.1.1
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Version 24.4.2
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Version 24.3.20
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Version 24.4.15
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Version 25.2.1
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Version 6.5.351
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Version 25.1.2
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Version 24.3.30
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Version 25.3.1
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Version 6.5.352
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Version 24.4.30
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Version 24.2.21
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Version 25.4.1
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Version 25.2.2
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Version 25.2.15
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Version 7.2.0
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Version 7.0.0
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Version 25.2.30
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Version 6.5.353
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Version 25.1.30
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Version 25.3.15
Status affected
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.05% 0.141
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
psirt@cisco.com 8.8 2 6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.