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Cisco IOS XE Software Web UI Path Traversal Vulnerability

cisco-sa-webui-pthtrv-es7GSb9V · Medium · Published · 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. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webui-pthtrv-es7GSb9V This advisory is part of the March 2023 release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: March 2023 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication.

Cisco advisory · CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

Disabling the HTTP Server feature eliminates the attack vector for this vulnerability and may be a suitable mitigation until affected devices can be upgraded. To disable the HTTP Server feature, use the no ip http server or no ip http secure-server command in global configuration mode. If both the HTTP server and HTTPS server are in use, both commands are required to disable the HTTP Server feature.

While this mitigation has been deployed and was proven successful in a test environment, customers should determine the applicability and effectiveness in their own environment and under their own use conditions. Customers should be aware that any workaround or mitigation that is implemented may negatively impact the functionality or performance of their network based on intrinsic customer deployment scenarios and limitations. Customers should not deploy any workarounds or mitigations before first evaluating the applicability to their own environment and any impact to such environment.

CVEsCVE-2023-20066
Cisco Bug IDsCSCwc76009
CVSS ScoreBase 6.5
Base 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:X/RL:X/RC:X
Product Names From Source
Cisco IOS XE Software 16.1.1, Cisco IOS XE Software 16.1.2, Cisco IOS XE Software 16.1.3, Cisco IOS XE Software 16.2.1, Cisco IOS XE Software 16.2.2, Cisco IOS XE Software 16.3.1, Cisco IOS XE Software 16.3.2, Cisco IOS XE Software 16.3.3, Cisco IOS XE Software 16.3.1a, Cisco IOS XE Software 16.3.4, Cisco IOS XE Software 16.3.5, Cisco IOS XE Software 16.3.5b, Cisco IOS XE Software 16.3.6, Cisco IOS XE Software 16.3.7, Cisco IOS XE Software 16.3.8, Cisco IOS XE Software 16.3.9, Cisco IOS XE Software 16.3.10, Cisco IOS XE Software 16.3.11, Cisco IOS XE Software 16.4.1, Cisco IOS XE Software 16.4.2, Cisco IOS XE Software 16.4.3, Cisco IOS XE Software 16.5.1, Cisco IOS XE Software 16.5.1a, Cisco IOS XE Software 16.5.1b, Cisco IOS XE Software 16.5.2, Cisco IOS XE Software 16.5.3, Cisco IOS XE Software 16.6.1, Cisco IOS XE Software 16.6.2, Cisco IOS XE Software 16.6.3, Cisco IOS XE Software 16.6.4, Cisco IOS XE Software 16.6.5, Cisco IOS XE Software 16.6.4s, Cisco IOS XE Software 16.6.4a, Cisco IOS XE Software 16.6.5a, Cisco IOS XE Software 16.6.6, Cisco IOS XE Software 16.6.5b, Cisco IOS XE Software 16.6.7, Cisco IOS XE Software 16.6.7a, Cisco IOS XE Software 16.6.8, Cisco IOS XE Software 16.6.9, Cisco IOS XE Software 16.6.10, Cisco IOS XE Software 16.7.1, Cisco IOS XE Software 16.7.1a, Cisco IOS XE Software 16.7.1b, Cisco IOS XE Software 16.7.2, Cisco IOS XE Software 16.7.3, Cisco IOS XE Software 16.7.4, Cisco IOS XE Software 16.8.1, Cisco IOS XE Software 16.8.1a, Cisco IOS XE Software 16.8.1b, Cisco IOS XE Software 16.8.1s, Cisco IOS XE Software 16.8.1c, Cisco IOS XE Software 16.8.1d, Cisco IOS XE Software 16.8.2, Cisco IOS XE Software 16.8.1e, Cisco IOS XE Software 16.8.3, Cisco IOS XE Software 16.9.1, Cisco IOS XE Software 16.9.2, Cisco IOS XE Software 16.9.1a, Cisco IOS XE Software 16.9.1b, Cisco IOS XE Software 16.9.1s, Cisco IOS XE Software 16.9.1c, Cisco IOS XE Software 16.9.1d, Cisco IOS XE Software 16.9.3, Cisco IOS XE Software 16.9.2a, Cisco IOS XE Software 16.9.2s, Cisco IOS XE Software 16.9.3h, Cisco IOS XE Software 16.9.4, Cisco IOS XE Software 16.9.3s, Cisco IOS XE Software 16.9.3a, Cisco IOS XE Software 16.9.4c, Cisco IOS XE Software 16.9.5, Cisco IOS XE Software 16.9.5f, Cisco IOS XE Software 16.9.6, Cisco IOS XE Software 16.9.7, Cisco IOS XE Software 16.9.8, Cisco IOS XE Software 16.9.8a, Cisco IOS XE Software 16.9.8b, Cisco IOS XE Software 16.10.1, Cisco IOS XE Software 16.10.1a, Cisco IOS XE Software 16.10.1b, Cisco IOS XE Software 16.10.1s, Cisco IOS XE Software 16.10.1c, Cisco IOS XE Software 16.10.1e, Cisco IOS XE Software 16.10.1d, Cisco IOS XE Software 16.10.2, Cisco IOS XE Software 16.10.1f, Cisco IOS XE Software 16.10.1g, Cisco IOS XE Software 16.10.3, Cisco IOS XE Software 16.11.1, Cisco IOS XE Software 16.11.1a, Cisco IOS XE Software 16.11.1b, Cisco IOS XE Software 16.11.2, Cisco IOS XE Software 16.11.1s, Cisco IOS XE Software 16.11.1c, Cisco IOS XE Software 16.12.1, Cisco IOS XE Software 16.12.1s, Cisco IOS XE Software 16.12.1a, Cisco IOS XE Software 16.12.1c, Cisco IOS XE Software 16.12.1w, Cisco IOS XE Software 16.12.2, Cisco IOS XE Software 16.12.1y, Cisco IOS XE Software 16.12.2a, Cisco IOS XE Software 16.12.3, Cisco IOS XE Software 16.12.8, Cisco IOS XE Software 16.12.2s, Cisco IOS XE Software 16.12.1x, Cisco IOS XE Software 16.12.1t, Cisco IOS XE Software 16.12.2t, Cisco IOS XE Software 16.12.4, Cisco IOS XE Software 16.12.3s, Cisco IOS XE Software 16.12.1z, Cisco IOS XE Software 16.12.3a, Cisco IOS XE Software 16.12.4a, Cisco IOS XE Software 16.12.5, Cisco IOS XE Software 16.12.6, Cisco IOS XE Software 16.12.1z1, Cisco IOS XE Software 16.12.5a, Cisco IOS XE Software 16.12.5b, Cisco IOS XE Software 16.12.1z2, Cisco IOS XE Software 16.12.6a, Cisco IOS XE Software 16.12.7, Cisco IOS XE Software 17.1.1, Cisco IOS XE Software 17.1.1a, Cisco IOS XE Software 17.1.1s, Cisco IOS XE Software 17.1.2, Cisco IOS XE Software 17.1.1t, Cisco IOS XE Software 17.1.3, Cisco IOS XE Software 17.2.1, Cisco IOS XE Software 17.2.1r, Cisco IOS XE Software 17.2.1a, Cisco IOS XE Software 17.2.1v, Cisco IOS XE Software 17.2.2, Cisco IOS XE Software 17.2.3, Cisco IOS XE Software 17.3.1, Cisco IOS XE Software 17.3.2, Cisco IOS XE Software 17.3.3, Cisco IOS XE Software 17.3.1a, Cisco IOS XE Software 17.3.1w, Cisco IOS XE Software 17.3.2a, Cisco IOS XE Software 17.3.1x, Cisco IOS XE Software 17.3.1z, Cisco IOS XE Software 17.3.3a, Cisco IOS XE Software 17.3.4, Cisco IOS XE Software 17.3.5, Cisco IOS XE Software 17.3.4a, Cisco IOS XE Software 17.3.6, Cisco IOS XE Software 17.3.4b, Cisco IOS XE Software 17.3.4c, Cisco IOS XE Software 17.3.5a, Cisco IOS XE Software 17.3.5b, Cisco IOS XE Software 17.4.1, Cisco IOS XE Software 17.4.2, Cisco IOS XE Software 17.4.1a, Cisco IOS XE Software 17.4.1b, Cisco IOS XE Software 17.4.1c, Cisco IOS XE Software 17.4.2a, Cisco IOS XE Software 17.5.1, Cisco IOS XE Software 17.5.1a, Cisco IOS XE Software 17.6.1, Cisco IOS XE Software 17.6.2, Cisco IOS XE Software 17.6.1w, Cisco IOS XE Software 17.6.1a, Cisco IOS XE Software 17.6.1x, Cisco IOS XE Software 17.6.3, Cisco IOS XE Software 17.6.1y, Cisco IOS XE Software 17.6.1z, Cisco IOS XE Software 17.6.3a, Cisco IOS XE Software 17.6.4, Cisco IOS XE Software 17.6.1z1, Cisco IOS XE Software 17.7.1, Cisco IOS XE Software 17.7.1a, Cisco IOS XE Software 17.7.1b, Cisco IOS XE Software 17.7.2, Cisco IOS XE Software 17.8.1, Cisco IOS XE Software 17.8.1a, Cisco IOS XE Software 17.9.1, Cisco IOS XE Software 17.9.1w, Cisco IOS XE Software 17.9.1a, Cisco IOS XE Software 17.11.99SW, Cisco IOS XE Software

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