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Vulnerability record · CVE-2021-1532 · published 6 May 2021

CVE-2021-1532: Cisco telepresence collaboration endpoint path traversal vulnerability

Cisco · Telepresence Collaboration Endpoint

A vulnerability in the video endpoint API (xAPI) of Cisco TelePresence Collaboration Endpoint (CE) Software and Cisco RoomOS Software could allow an authenticated, remote attacker to read arbitrary files from the underlying operating system. This vulnerability is due to insufficient path validation of command arguments. An attacker could exploit this vulnerability by sending a crafted command request to the xAPI. A successful exploit could allow the attacker to read the contents of any file that is located on the device filesystem.

6.5 CVSS 3.1 Medium EPSS 1.4% · top 27.7% CWE-22 · Path traversal
6.5CVSS 3.1 base score, v2 4.0
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability in the video endpoint API (xAPI) of Cisco TelePresence Collaboration Endpoint (CE) Software and Cisco RoomOS Software could allow an authenticated, remote attacker to read arbitrary files from the underlying operating system. This vulnerability is due to insufficient path validation of command arguments. An attacker could exploit this vulnerability by sending a crafted command request to the xAPI. A successful exploit could allow the attacker to read the contents of any file that is located on the device filesystem.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-tp-rmos-fileread-pE9sL3g Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-tp-rmos-fileread-pE9sL3g Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-20157Cisco roomos missing encryption vulnerabilityAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive inte…EPSS 0.19%9.8CVE-2026-20156Cisco roomos memory buffer overflow vulnerabilityAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive inte…EPSS 0.46%8.8CVE-2026-20150Cisco roomos improper access control vulnerabilityAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive inte…EPSS 0.42%8.8CVE-2019-15288Cisco telepresence codec improper input validation vulnerabilityA vulnerability in the CLI of Cisco TelePresence Collaboration Endpoint (CE), Cisco TelePresence Codec (TC), and Cisco RoomOS Software could allow an…EPSS 1.7%8.1CVE-2022-20764Cisco telepresence collaboration endpoint open redirect vulnerabilityMultiple vulnerabilities in the web engine of Cisco TelePresence Collaboration Endpoint (CE) Software and Cisco RoomOS Software could allow a remote …EPSS 1.0%7.5CVE-2026-20153Cisco roomos improper input validation vulnerabilityAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive inte…EPSS 0.47%7.5CVE-2026-20158Cisco roomos vulnerabilityAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive inte…EPSS 0.47%7.5CVE-2026-20187Cisco roomos vulnerabilityAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive inte…EPSS 0.47%

Source: NIST National Vulnerability Database (record CVE-2021-1532), CISA KEV, FIRST EPSS (scores of 2026-10-12). This page is refreshed as NVD updates the record.