CVE-2023-20090
MEDIUMDescription
A vulnerability in Cisco TelePresence CE and RoomOS could allow an authenticated, local attacker to elevate privileges to root on an affected device. This vulnerability is due to improper access control on certain CLI commands. An attacker could exploit this vulnerability by running a series of crafted commands. A successful exploit could allow the attacker to elevate privileges to root. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 11% of all known CVEs.
References
Related Vulnerabilities
Other CWE-27 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2024-23897 | Critical | 9.8 | 100% | KEV + Ransom | Fix |
| CVE-2024-24809 | High | 8.5 | 54% | - | - |
| CVE-2023-34125 | Medium | 6.5 | 25% | - | Fix |
| CVE-2022-24785 | High | 7.5 | 5.5% | - | Fix |
| CVE-2023-50254 | Critical | 9.3 | 2.1% | - | Fix |
| CVE-2021-35027 | High | 7.5 | 2.0% | - | - |
Common questions
How do I fix CVE-2023-20090?
Published advisories record a fix for 2 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2023-20090 being actively exploited?
Not that we know of. CVE-2023-20090 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.21% is the estimated probability that it will be exploited in the next 30 days. That is higher than 11% of all scored CVEs.
How severe is CVE-2023-20090?
CVE-2023-20090 has a CVSS v3 base score of 6.7, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2023-20090 affect?
Published advisories record a fix for roomos (NVD), telepresence collaboration endpoint (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-07-30.