CVE-2023-20008

Cisco Telepresence Collaboration Endpoint 8.0.0 … 9.9.4

Published

20 January 2023

Modified

21 November 2024

Patch / advisory

View advisory

CVSS Score v3.1 4.4

Click a component to see what it means

Raw vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

EPSS Score 0.0019 8th percentile

Risk Priority 34 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-20008 is a medium-severity Link Following (CWE-59) vulnerability in Cisco Telepresence Collaboration Endpoint. Its CVSS base score is 4.4 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Security Account Manager (T1003.002); ranked at the 8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-24187

Vulnerability Data

A vulnerability in the CLI of Cisco TelePresence CE and RoomOS Software could allow an authenticated, local attacker to overwrite arbitrary files on the local system of an affected device. This vulnerability is due to improper access controls on files…

that are in 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.

CWE(s): CWE-59 NVD-CWE-noinfo

Related Threats

MITRE ATT&CK Enterprise Techniques

T1003.002 Security Account Manager Credential Access

Adversaries may attempt to extract credential material from the Security Account Manager (SAM) database either through in-memory techniques or through the Windows Registry where the SAM database is stored.

attack.mitre.org →

T1003.005 Cached Domain Credentials Credential Access

Adversaries may attempt to access cached domain credentials used to allow authentication to occur in the event a domain controller is unavailable.

attack.mitre.org →

T1011 Exfiltration Over Other Network Medium Exfiltration

Adversaries may attempt to exfiltrate data over a different network medium than the command and control channel.

attack.mitre.org →

T1016 System Network Configuration Discovery Discovery

Adversaries may look for details about the network configuration and settings, such as IP and/or MAC addresses, of systems they access or through information discovery of remote systems.

attack.mitre.org →

T1020 Automated Exfiltration Exfiltration

Adversaries may exfiltrate data, such as sensitive documents, through the use of automated processing after being gathered during Collection.

attack.mitre.org →

T1021.003 Distributed Component Object Model Lateral Movement

Adversaries may use [Valid Accounts](https://attack.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-20004Same product: Cisco Roomos

CVE-2023-20091Same product: Cisco Roomos

CVE-2023-20002Same product: Cisco Roomos

CVE-2023-20090Same product: Cisco Roomos

CVE-2023-20094Same product: Cisco Roomos

CVE-2025-20329Same product: Cisco Roomos

CVE-2023-20093Same product: Cisco Roomos

CVE-2023-20092Same product: Cisco Roomos

CVE-2026-85343Shared CWE-59

CVE-2023-52092Shared CWE-59

Affected Assets

cisco

roomos

10.11.3.0, 10.11.5.2, 10.15.3.0, 10.3.2.0, 10.3.4.0

cisco

telepresence collaboration endpoint

8.0.0, 8.0.1, 8.1.0, 8.1.1, 8.2.0

cisco

telepresence tc

7.3.13, 7.3.21, 7.3.5, 7.3.6, 7.3.7

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 partial match

blocks

Secure SDLC practices directly require code to validate paths and avoid unsafe link following.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match

removes

A.5.15 Access control partial match

removes

A.5.16 Identity management partial match

removes

A.5.17 Authentication information partial match

removes

A.5.18 Access rights partial match

removes

A.8.10 Information deletion partial match

removes