8.8
CWE
20
Advisory Published
Updated

CVE-2020-3141: Cisco IOS XE Software Privilege Escalation Vulnerabilities

First published: Thu Sep 24 2020(Updated: )

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to elevate privileges to the level of an Administrator user on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS XE Web UI=16.9.4
Cisco IOS XE Web UI=17.2.1
Cisco IOS XE Web UI=17.3
Cisco IOS XE Web UI=17.4.1
Cisco 1100-4g/6g Integrated Services Router
Cisco 1100 Integrated Services Router
Cisco 1100 Integrated Services Router
Cisco 1109-4p Integrated Services Router
Cisco 1100 Integrated Services Router
Cisco 1100 Integrated Services Router
Cisco 1100 Integrated Services Router
Cisco 1100 Series Integrated Services Router
Cisco 1101 Integrated Services Router
Cisco 1101 Integrated Services Router
Cisco 1109 Integrated Services Router
Cisco 1109 Integrated Services Router
Cisco 1109 Integrated Services Router
Cisco 1111x-8p
Cisco 111x Integrated Services Router
Cisco 111x Integrated Services Router
Cisco 1120 Integrated Services Router
Cisco 1160 Integrated Services Router
Cisco 4221 Integrated Services Router
Cisco 4331/k9-rf Integrated Services Router
Cisco 4431 Integrated Services Router
Cisco 4451-X Integrated Services Router
Cisco 4441 Integrated Services Router
Cisco ASR 1000 series software
Cisco ASR 1001
Cisco ASR 1001-X
Cisco ASR 1002 Fixed Router
Cisco ASR 1002-X
Cisco ASR 1004
Cisco ASR 1006
Cisco ASR 1013
Cisco ASR 1001-HX
Cisco ASR 1001-HX-RF
Cisco ASR 1001-X
Cisco ASR 1001-X
Cisco ASR 1002-HX
Cisco ASR 1002-HX
Cisco ASR 1002-HX
Cisco ASR 1002-X
Cisco ASR 1002-X
Cisco Catalyst 9800-40
Cisco Catalyst 9800-80
Cisco Catalyst 9800-CL
Cisco Catalyst 9800-L
Cisco Catalyst 9800-L
Cisco Catalyst 9800-L
Cisco Catalyst C9200
Cisco Catalyst 9200 Series
Cisco Catalyst C9200-48P
Cisco Catalyst 9200 Series
Cisco Catalyst C9200L-24P-4G
Cisco Catalyst C9200L-24P-4X
Cisco Catalyst C9200L-24PXG-2Y
Cisco Catalyst C9200L-24PXG-4X
Cisco Catalyst C9200L-24T-4G
Cisco Catalyst C9200L-24T-4X
Cisco Catalyst C9200L-48P-4G
Cisco Catalyst C9200L-48P-4X
Cisco Catalyst C9200L-48PXG-2Y
Cisco Catalyst C9200L-48PXG-4X
Cisco Catalyst C9200L-48T-4G
Cisco Catalyst C9200L-48T-4X
Cisco Catalyst C9300-24P
Cisco Catalyst C9300
Cisco Catalyst 9300-24T-A
Cisco Catalyst C9300-24U
Cisco Catalyst 9300-24UX
Cisco Catalyst C9300-48P
Cisco Catalyst C9300
Cisco Catalyst C9300
Cisco Catalyst 9300-48U
Cisco Catalyst C9300 Series
Cisco Catalyst C9300-48UXM
Cisco Catalyst C9300
Cisco Catalyst C9300L-24P-4X
Cisco Catalyst 9300L-24T-4G
Cisco Catalyst 9300
Cisco Catalyst C9300L-48P-4G
Cisco Catalyst 9300 Series Switches
Cisco Catalyst C9300
Cisco Catalyst C9300L-48T-4X
Cisco Catalyst C9404R
Cisco Catalyst 9407R
Cisco Catalyst 9410R
Cisco Catalyst 9500
Cisco Catalyst 9500
Cisco Catalyst 9500
Cisco Catalyst C9500-24Y4C
Cisco Catalyst 9500
Cisco Catalyst C9500-32QC
Cisco Catalyst C9500-40x
Cisco Catalyst C9500-48Y4C
Cisco Cloud Services Router 1000V
Cisco Catalyst 3650 Series Switches
Cisco Catalyst 3650-12X48UR
Cisco Catalyst 3650 Series Switch
Cisco Catalyst 3650 Series Switch
Cisco Catalyst 3650 24 Port PoE Switch (WS-C3650-24PD)
Cisco Catalyst 3650-24PS
Cisco Catalyst 3650-24TD Switch
Cisco Catalyst 3650-24TS
Cisco Catalyst 3650 Series Switch
Cisco Catalyst 3650-48FQ Switch
Cisco Catalyst 3650-48FQM Switch
Cisco Catalyst 3650 Series Switch WS-C3650-48FS
Cisco Catalyst 3650-48PD
Cisco Catalyst 3650 Series Switches
Cisco Catalyst 3650-48PS
Cisco Catalyst 3650 Series Switches
Cisco Catalyst 3650 48TQ
Cisco Catalyst 3650-48TS Switch
Cisco Catalyst 3650-8X24UQ
Cisco Catalyst 3850
Cisco Catalyst 3850 Series Switches
Cisco Catalyst 3850 Series Switch
Cisco Catalyst 3850 Switch (model WS-C3850-12XS)
Cisco Catalyst 3850 Series Switch
Cisco Catalyst 3850 Series Switches
Cisco Catalyst 3850
Cisco Catalyst 3850 Series Switch
Cisco Catalyst 3850 Switch
Cisco Catalyst 3850-24XU
Cisco Catalyst 3850 48F Switch
Cisco Catalyst 3850 48 Port PoE Switch
Cisco Catalyst 3850 Series Switches
Cisco Catalyst 3850-48U
Cisco Catalyst 3850 Series Switches

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Frequently Asked Questions

  • What is the severity of CVE-2020-3141?

    CVE-2020-3141 has a severity rating of high due to its potential for privilege escalation.

  • How do I fix CVE-2020-3141?

    To fix CVE-2020-3141, upgrade the Cisco IOS XE software to the patched versions mentioned in Cisco's advisory.

  • What systems are affected by CVE-2020-3141?

    CVE-2020-3141 affects Cisco IOS XE software versions 16.9.4, 17.2.1, 17.3, and 17.4.1.

  • Can CVE-2020-3141 be exploited remotely?

    Yes, CVE-2020-3141 can be exploited by authenticated remote attackers with read-only privileges.

  • What type of vulnerability is CVE-2020-3141?

    CVE-2020-3141 is classified as a privilege escalation vulnerability.

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