CVE-2023-20091Cisco TelePresence Collaboration Endpoint and RoomOS Software Arbitrary File Overwrite Vulnerability
- 5.1MediumCVSS base score
- 0.19%Exploitation in 30 daysEPSS · top 91% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By cisco
- 2 years later
· 2 years later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ciscoCNA (assigner) | 3.1 | Medium5.1 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L |
| NVDNVD · Analyzed | 3.1 | Medium5.1 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L |
- EPSS (exploitation in 30 days)
- 0.19% · top 91% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.1.
Affected products
Cisco · Cisco TelePresence Endpoint Software (TC/CE)
- affected CE9.10.2
- affected CE9.1.4
- affected CE9.9.3
- affected CE9.10.3
- affected CE9.1.5
- affected CE9.2.4
- affected CE9.10.1
- affected CE9.13.0
- affected CE9.1.2
- affected CE9.1.1
- affected CE9.9.4
- affected CE9.2.1
- affected CE9.1.3
- affected CE9.0.1
- affected CE9.1.6
- affected CE9.12.4
- affected CE9.2.2
- affected CE9.12.3
- affected CE9.2.3
- affected CE9.13.1
- affected CE9.14.3
- affected CE9.14.4
- affected CE9.13.2
- affected CE9.12.5
- affected CE9.14.5
- affected CE9.15.0.10
- affected CE9.15.0.11
- affected CE9.13.3
- affected CE9.15.0.13
- affected CE9.14.6
- affected CE9.15.3.17
- affected CE9.14.7
- affected CE9.15.0.19
- affected CE9.15.3.19
- affected CE9.15.3.18
- affected CE9.15.3.22
- affected CE9.15.8.12
- affected CE9.15.10.8
- affected CE9.15.3.26
- affected CE9.15.3.25
- and 3 more
What to do
Exploitation: The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-24270 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-20091)Record last updated .