What’s Vulnerable › Vulnerabilities
CVE-2023-20091: Cisco TelePresence Collaboration Endpoint and RoomOS Software Arbitrary File Overwrite Vulnerability
- Severity: medium (CVSS 5.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-11-15 · updated 2026-06-17
- Weakness: CWE-61
Description
A vulnerability in the CLI of Cisco TelePresence CE and RoomOS could allow an authenticated, local attacker to overwrite arbitrary files on the local file system of an affected device. This vulnerability is due to improper access controls on files that are on the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system of an affected device. A successful exploit could allow the attacker to overwrite arbitrary files on the affected device. To exploit this vulnerability, an attacker would need to have a remote support user account. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
Affected products
- Cisco Roomos: from 10.0.1.2 before 11.1.3.1 — fixed in 11.1.3.1
- Cisco TelePresence Endpoint Software (TC/CE): from 9.0.0.0 before 9.15.17.4 — fixed in 9.15.17.4
How to fix
Upgrade to a fixed version: Cisco Roomos 11.1.3.1; Cisco TelePresence Endpoint Software (TC/CE) 9.15.17.4. Check the vendor advisory for mitigations.
References
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