First published: Thu Mar 23 2023(Updated: )
A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to perform a directory traversal and access resources that are outside the filesystem mountpoint of the web UI. This vulnerability is due to an insufficient security configuration. An attacker could exploit this vulnerability by sending a crafted request to the web UI. A successful exploit could allow the attacker to gain read access to files that are outside the filesystem mountpoint of the web UI. Note: These files are located on a restricted filesystem that is maintained for the web UI. There is no ability to write to any files on this filesystem.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco IOS XE Web UI | =16.12.3 | |
Cisco IOS XE Web UI | =17.3.2 | |
Cisco IOS XE Web UI | =17.6.2 | |
Cisco 1000 Integrated Services Router | ||
Cisco 1100-4g/6g Integrated Services Router | ||
Cisco 1109-4p 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 1131 Integrated Services Router | ||
Cisco 1160 Integrated Services Router | ||
Cisco 4000 Series Integrated Services Routers | ||
Cisco 4221 Integrated Services Router | ||
Cisco 4321/k9 Integrated Services Router | ||
Cisco 4331/k9-rf Integrated Services Router | ||
Cisco 4351/k9-rf Integrated Services Router | ||
Cisco 4431 Integrated Services Router | ||
Cisco 4451-X Integrated Services Router | ||
Cisco 4451-X Integrated Services Router | ||
Cisco 4441 Integrated Services Router | ||
Cisco 8101-32h | ||
Cisco 8101-32h | ||
Cisco 8102-64h | ||
Cisco 8201 | ||
Cisco 8201 | ||
Cisco 8202 | ||
Cisco 8800 12-slot | ||
Cisco 8800 18-slot | ||
Cisco 8800 4-slot | ||
Cisco 8800 8-slot | ||
Cisco 8804 | ||
Cisco 8808 | ||
Cisco 8812 | ||
Cisco 8818 | ||
Cisco 8831 Firmware | ||
Cisco Catalyst 9800-40 | ||
Cisco Catalyst 9800-80 | ||
Cisco Catalyst 9800-CL | ||
Cisco Catalyst 9800-L | ||
Cisco ASR 1000 Series | ||
Cisco ASR 1000 Series | ||
Cisco ASR 1000 Series | ||
Cisco ASR 1000 ESP 200 | ||
Cisco ASR 1001 | ||
Cisco ASR 1001 | ||
Cisco ASR 1001-HX-RF | ||
Cisco ASR 1001-X | ||
Cisco ASR 1001-X | ||
Cisco ASR 1002 Fixed Router | ||
Cisco ASR 1002 Fixed Router | ||
Cisco ASR 1002-HX | ||
Cisco ASR 1002-X | ||
Cisco ASR 1002-X | ||
Cisco ASR 1004 | ||
Cisco ASR 1006 | ||
Cisco ASR 1006-X | ||
Cisco ASR 1009-X | ||
Cisco ASR 1013 | ||
Cisco ASR 1023 Router | ||
Cisco ASR 900 Series firmware | ||
Cisco ASR 9000v | ||
Cisco ASR 9000v-v2 | ||
Cisco ASR 9000v-v2 | =v2 | |
Cisco ASR 9001 | ||
Cisco ASR 9006 Router | ||
Cisco ASR 901-12C-F-D | ||
Cisco ASR 901-12C-FT-D | ||
Cisco ASR 901 Series | ||
Cisco ASR 901 Series | ||
Cisco ASR 901-6CZ-F-A | ||
Cisco ASR 901 | ||
Cisco ASR 901-6CZ-FS-A | ||
Cisco ASR 901-6CZ-FS-D | ||
Cisco ASR 901-6CZ-FT-A | ||
Cisco ASR 901-6CZ-FT-D | ||
Cisco ASR 9010 Router | ||
Cisco ASR 901S-2SG-F-AH | ||
Cisco ASR 901S | ||
Cisco ASR 901S | ||
Cisco ASR 901S | ||
Cisco ASR 901S-4SG-F-D | ||
Cisco ASR 902 | ||
Cisco ASR 902U | ||
Cisco ASR 903 | ||
Cisco ASR 907 | ||
Cisco ASR 914 | ||
Cisco ASR 920 Series | ||
Cisco ASR 920-10SZ-PD | ||
Cisco ASR 920-12CZ-A router | ||
Cisco ASR 920-12CZ-A | ||
Cisco ASR-920-12CZ-D | ||
Cisco ASR 920-12CZ-D | ||
Cisco ASR 920 | ||
Cisco ASR 920-12SZ-IM Router | ||
Cisco ASR 920 | ||
Cisco ASR 920-24SZ-IM Router | ||
Cisco ASR 920 Series Router | ||
Cisco ASR 920 Series Router | ||
Cisco ASR 920-24TZ-M Router | ||
Cisco ASR 920-24TZ-M-R | ||
Cisco ASR 920 | ||
Cisco ASR 920-4SZ-A | ||
Cisco ASR 920 | ||
Cisco ASR 920-4SZ-D | ||
Cisco ASR 920-12SZ-IM | ||
Cisco ASR 9901-RP Firmware | ||
Cisco ASR 9902 | ||
Cisco ASR 9903 | ||
Cisco ASR 9904 | ||
Cisco ASR 9906 | ||
Cisco ASR 9910 | ||
Cisco ASR 9912 | ||
Cisco ASR 9920 | ||
Cisco ASR 9922 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-12X48U-E | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 Series | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 9300-24s-e Firmware | ||
Cisco Catalyst 3850-24S-S | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-24T-L | ||
Cisco Catalyst 3850-24T-S | ||
Cisco Catalyst 3850-24U | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-24XS | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-24XU | ||
Cisco Catalyst 3850-24XU | ||
Cisco Catalyst 3850-24XU | ||
Cisco Catalyst 3850-24XU | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-48F-E | ||
Cisco Catalyst 3850-48F-L | ||
Cisco Catalyst 3850-48F-S | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-48P-S | ||
Cisco Catalyst 3850-48PW-S | ||
Cisco Catalyst 3850-48T-E | ||
Cisco Catalyst 3850-48T-L | ||
Cisco Catalyst 3850 Series | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-48U-E | ||
Cisco Catalyst 3850-48U | ||
Cisco Catalyst 3850-48U | ||
Cisco Catalyst 3850-48XS | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850-48XS | ||
Cisco Catalyst 3850-48XS | ||
Cisco Catalyst 3850-48XS-S | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 3850 | ||
Cisco Catalyst 8200 | ||
Cisco Catalyst 8300 | ||
Cisco Catalyst 8300-1N1S-4T2X | ||
Cisco Catalyst 8300 | ||
Cisco Catalyst 8300-2N2S-4T2X | ||
Cisco Catalyst 8300 | ||
Cisco Catalyst 8500L Series Router | ||
Cisco Catalyst 8500 | ||
Cisco Catalyst 8500 | ||
Cisco Catalyst 8510 CSR | ||
Cisco Catalyst 8510MSR | ||
Cisco Catalyst 8540CSR | ||
Cisco Catalyst 8540MSR | ||
Cisco Catalyst 9200CX | ||
Cisco Catalyst 9200CX | ||
Cisco Catalyst 9200 Series | ||
Cisco Catalyst 9300 Firmware | ||
Cisco Catalyst 9300-24p-a Firmware | ||
Cisco Catalyst 9300-24p-e Firmware | ||
Cisco Catalyst 9300-24s-a Firmware | ||
Cisco Catalyst 9300-24s-e Firmware | ||
Cisco Catalyst 9300-24t-a Firmware | ||
Cisco Catalyst 9300-24t-e Firmware | ||
Cisco Catalyst 9300-24u-a Firmware | ||
Cisco Catalyst 9300-24u-e Firmware | ||
Cisco Catalyst 9300-24ux-a Firmware | ||
Cisco Catalyst 9300-24ux-e Firmware | ||
Cisco Catalyst 9300-48p-a Firmware | ||
Cisco Catalyst 9300-48p-e Firmware | ||
Cisco Catalyst 9300-48s-a Firmware | ||
Cisco Catalyst 9300-48s-e Firmware | ||
Cisco Catalyst 9300-48t-a Firmware | ||
Cisco Catalyst 9300-48t-e Firmware | ||
Cisco Catalyst 9300-48u-a Firmware | ||
Cisco Catalyst 9300-48u-e Firmware | ||
Cisco Catalyst 9300-48un-a Firmware | ||
Cisco Catalyst 9300-48un-e Firmware | ||
Cisco Catalyst 9300-48uxm-a Firmware | ||
Cisco Catalyst 9300-48uxm-e Firmware | ||
Cisco Catalyst 9300l Firmware | ||
Cisco Catalyst 9300L-24P-4G-A Firmware | ||
Cisco Catalyst 9300l-24p-4g-e Firmware | ||
Cisco Catalyst 9300L-24P-4X-A Firmware | ||
Cisco Catalyst 9300l-24p-4x-e Firmware | ||
Cisco Catalyst 9300l-24t-4g-a Firmware | ||
Cisco Catalyst 9300L-24T-4G-E Firmware | ||
Cisco Catalyst 9300l-24t-4x-a Firmware | ||
Cisco Catalyst 9300L-24T-4X-E Firmware | ||
Cisco Catalyst 9300L-48P-4G-A Firmware | ||
Cisco Catalyst 9300l-48p-4g-e Firmware | ||
Cisco Catalyst 9300l-48p-4x-a Firmware | ||
Cisco Catalyst 9300L-48P-4X-E Firmware | ||
Cisco Catalyst 9300l-48t-4g-a Firmware | ||
Cisco Catalyst 9300l-48t-4g-e Firmware | ||
Cisco Catalyst 9300l-48t-4x-a Firmware | ||
Cisco Catalyst 9300L-48T-4X-E Firmware | ||
Cisco Catalyst 9300L Stack | ||
Cisco Catalyst 9300lm Firmware | ||
Cisco Catalyst 9300x Firmware | ||
Cisco Catalyst 9400 | ||
Cisco Catalyst 9400 Supervisor Engine-1 | ||
Cisco Catalyst C9407R | ||
Cisco Catalyst C9410R | ||
Cisco Catalyst 9500 Series | ||
Cisco Catalyst 9500H | ||
Cisco Catalyst 9600 | ||
Cisco Catalyst 9600 Supervisor Engine-1 | ||
Cisco Catalyst 9600 | ||
Cisco Catalyst 9800 Firmware | ||
Cisco Catalyst 9800-40 | ||
Cisco Catalyst 9800-40 Wireless Controller | ||
Cisco Catalyst 9800-80 | ||
Cisco Catalyst 9800-80 Wireless Controller Firmware | ||
Cisco Catalyst 9800-CL | ||
Cisco Catalyst 9800-L | ||
Cisco Catalyst 9800-L | ||
Cisco Catalyst 9800-L | ||
Cisco Catalyst 9800 Embedded Wireless Controller | ||
Cisco Catalyst IE3200 | ||
Cisco Catalyst IE3200 | ||
Cisco Catalyst IE3300 | ||
Cisco Catalyst IE3300 | ||
Cisco Catalyst IE3400 | ||
Cisco Catalyst IE3400 | ||
Cisco Catalyst IE3400 | ||
Cisco Catalyst IE9300 | ||
Cisco Cdb-8u | ||
Cisco Catalyst CG418-E | ||
Cisco CG522-E | ||
Cisco ESR6300 Embedded Series Routers | ||
Cisco ESS-3300-24T-CON-A | ||
Cisco ESS 3300 | ||
Cisco ESS 3300-NCP-A | ||
Cisco ESS-3300-24T-NCP-E | ||
Cisco ESS 3300 | ||
Cisco ESS 3300 CON E | ||
Cisco ESS-3300-24T-NCP-A | ||
Cisco ESS 3300 NCP-E | ||
Cisco ESS9300-10X-E | ||
Cisco Integrated Services Virtual Router Firmware |
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CVE-2023-20066 has a high severity rating, indicating significant potential impact on affected systems.
To resolve CVE-2023-20066, users should ensure that they upgrade to the latest version of Cisco IOS XE Software that includes the security patch.
CVE-2023-20066 affects multiple versions of Cisco IOS XE Software, including 16.12.3, 17.3.2, and 17.6.2.
CVE-2023-20066 is a directory traversal vulnerability that allows authenticated users to access unauthorized files.
An attacker exploiting CVE-2023-20066 could potentially access sensitive resources outside the permitted filesystem of the web UI.