high
7.2
CWE
264
Advisory Published
Updated

CVE-2020-3213: Cisco IOS XE Software Privilege Escalation Vulnerability

First published: Wed Jun 03 2020(Updated: )

A vulnerability in the ROMMON of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to those of the root user of the underlying operating system. The vulnerability is due to the ROMMON allowing for special parameters to be passed to the device at initial boot up. An attacker could exploit this vulnerability by sending parameters to the device at initial boot up. An exploit could allow the attacker to elevate from a Priv15 user to the root user and execute arbitrary commands with the privileges of the root user.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS XE=3.8.0s
Cisco IOS XE=3.8.1s
Cisco IOS XE=3.8.2s
Cisco IOS XE=3.9.0as
Cisco IOS XE=3.9.0s
Cisco IOS XE=3.9.1as
Cisco IOS XE=3.9.1s
Cisco IOS XE=3.9.2s
Cisco IOS XE=3.10.0s
Cisco IOS XE=3.10.1s
Cisco IOS XE=3.10.2as
Cisco IOS XE=3.10.2s
Cisco IOS XE=3.10.2ts
Cisco IOS XE=3.10.3s
Cisco IOS XE=3.10.4s
Cisco IOS XE=3.10.5s
Cisco IOS XE=3.10.6s
Cisco IOS XE=3.10.7s
Cisco IOS XE=3.10.8as
Cisco IOS XE=3.10.8s
Cisco IOS XE=3.10.9s
Cisco IOS XE=3.10.10s
Cisco IOS XE=3.11.0s
Cisco IOS XE=3.11.1s
Cisco IOS XE=3.11.2s
Cisco IOS XE=3.11.3s
Cisco IOS XE=3.11.4s
Cisco IOS XE=3.12.0as
Cisco IOS XE=3.12.0s
Cisco IOS XE=3.12.1s
Cisco IOS XE=3.12.2s
Cisco IOS XE=3.12.3s
Cisco IOS XE=3.12.4s
Cisco IOS XE=3.13.0as
Cisco IOS XE=3.13.0s
Cisco IOS XE=3.13.1s
Cisco IOS XE=3.13.2as
Cisco IOS XE=3.13.2s
Cisco IOS XE=3.13.3s
Cisco IOS XE=3.13.4s
Cisco IOS XE=3.13.5as
Cisco IOS XE=3.13.5s
Cisco IOS XE=3.13.6as
Cisco IOS XE=3.13.6bs
Cisco IOS XE=3.13.6s
Cisco IOS XE=3.13.7as
Cisco IOS XE=3.13.7s
Cisco IOS XE=3.13.8s
Cisco IOS XE=3.13.9s
Cisco IOS XE=3.13.10s
Cisco IOS XE=3.14.0s
Cisco IOS XE=3.14.1s
Cisco IOS XE=3.14.2s
Cisco IOS XE=3.14.3s
Cisco IOS XE=3.14.4s
Cisco IOS XE=3.15.0s
Cisco IOS XE=3.15.1cs
Cisco IOS XE=3.15.1s
Cisco IOS XE=3.15.2s
Cisco IOS XE=3.15.3s
Cisco IOS XE=3.15.4s
Cisco IOS XE=3.16.0as
Cisco IOS XE=3.16.0bs
Cisco IOS XE=3.16.0cs
Cisco IOS XE=3.16.0s
Cisco IOS XE=3.16.1as
Cisco IOS XE=3.16.2as
Cisco IOS XE=3.16.2bs
Cisco IOS XE=3.16.2s
Cisco IOS XE=3.16.3as
Cisco IOS XE=3.16.3s
Cisco IOS XE=3.16.4as
Cisco IOS XE=3.16.4bs
Cisco IOS XE=3.16.4cs
Cisco IOS XE=3.16.4ds
Cisco IOS XE=3.16.4es
Cisco IOS XE=3.16.4gs
Cisco IOS XE=3.16.4s
Cisco IOS XE=3.16.5as
Cisco IOS XE=3.16.5bs
Cisco IOS XE=3.16.5s
Cisco IOS XE=3.16.6bs
Cisco IOS XE=3.16.6s
Cisco IOS XE=3.16.7as
Cisco IOS XE=3.16.7bs
Cisco IOS XE=3.16.7s
Cisco IOS XE=3.16.8s
Cisco IOS XE=3.16.9s
Cisco IOS XE=3.16.10s
Cisco IOS XE=3.17.0s
Cisco IOS XE=3.17.1as
Cisco IOS XE=3.17.1s
Cisco IOS XE=3.17.2s
Cisco IOS XE=3.17.3s
Cisco IOS XE=3.17.4s
Cisco IOS XE=3.18.0s
Cisco IOS XE=3.18.0sp
Cisco IOS XE=3.18.1bsp
Cisco IOS XE=3.18.1csp
Cisco IOS XE=3.18.1gsp
Cisco IOS XE=3.18.1hsp
Cisco IOS XE=3.18.1isp
Cisco IOS XE=3.18.1s
Cisco IOS XE=3.18.1sp
Cisco IOS XE=3.18.2s
Cisco IOS XE=3.18.2sp
Cisco IOS XE=3.18.3s
Cisco IOS XE=3.18.3sp
Cisco IOS XE=3.18.4s
Cisco IOS XE=3.18.4sp
Cisco IOS XE=3.18.5sp
Cisco IOS XE=3.18.6sp
Cisco IOS XE=3.18.7sp
Cisco IOS XE=3.18.8sp
Cisco IOS XE=16.1.1
Cisco IOS XE=16.1.2
Cisco IOS XE=16.1.3
Cisco IOS XE=16.2.1
Cisco IOS XE=16.2.2
Cisco IOS XE=16.3.1
Cisco IOS XE=16.3.1a
Cisco IOS XE=16.3.2
Cisco IOS XE=16.3.3
Cisco IOS XE=16.3.4
Cisco IOS XE=16.3.5
Cisco IOS XE=16.3.5b
Cisco IOS XE=16.3.6
Cisco IOS XE=16.3.7
Cisco IOS XE=16.3.8
Cisco IOS XE=16.3.9
Cisco IOS XE=16.4.1
Cisco IOS XE=16.4.2
Cisco IOS XE=16.4.3
Cisco IOS XE=16.5.1
Cisco IOS XE=16.5.1a
Cisco IOS XE=16.5.1b
Cisco IOS XE=16.5.2
Cisco IOS XE=16.5.3
Cisco IOS XE=16.6.1
Cisco IOS XE=16.6.2
Cisco IOS XE=16.6.3
Cisco IOS XE=16.6.4
Cisco IOS XE=16.6.4a
Cisco IOS XE=16.6.4s
Cisco IOS XE=16.6.5
Cisco IOS XE=16.6.5a
Cisco IOS XE=16.6.5b
Cisco IOS XE=16.6.6
Cisco IOS XE=16.6.7
Cisco IOS XE=16.6.7a
Cisco IOS XE=16.7.1
Cisco IOS XE=16.7.2
Cisco IOS XE=16.7.3
Cisco IOS XE=16.8.1
Cisco IOS XE=16.8.1a
Cisco IOS XE=16.8.1b
Cisco IOS XE=16.8.1c
Cisco IOS XE=16.8.1s
Cisco IOS XE=16.8.2
Cisco IOS XE=16.8.3
Cisco IOS XE=16.9.1
Cisco IOS XE=16.9.1a
Cisco IOS XE=16.9.1b
Cisco IOS XE=16.9.1c
Cisco IOS XE=16.9.1d
Cisco IOS XE=16.9.1s
Cisco IOS XE=16.9.2
Cisco IOS XE=16.9.2a
Cisco IOS XE=16.9.2s
Cisco IOS XE=16.9.3
Cisco IOS XE=16.9.3a
Cisco IOS XE=16.9.3h
Cisco IOS XE=16.9.3s
Cisco IOS XE=16.9.4
Cisco IOS XE=16.9.4c
Cisco IOS XE=16.10.1
Cisco IOS XE=16.10.1a
Cisco IOS XE=16.10.1b
Cisco IOS XE=16.10.1e
Cisco IOS XE=16.10.1s
Cisco IOS XE=16.10.2
Cisco IOS XE=16.11.1
Cisco IOS XE=16.11.1a
Cisco IOS XE=16.11.1b
Cisco IOS XE=16.11.1c
Cisco IOS XE=16.11.1s
Cisco IOS XE=16.11.2
Cisco IOS XE=16.12.1
Cisco IOS XE=16.12.1a
Cisco IOS XE=16.12.1c
Cisco IOS XE=16.12.1s
Cisco IOS XE=16.12.1t

Remedy

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-priv-esc3-GMgnGCHx

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