Riskcovery

CVE-2026-20302

Cisco RoomOS Stack Overflow Vulnerability

State
Published
Severity
6.1 Medium
Published
Aug 19, 2026
Updated
Aug 20, 2026
Reserved
Oct 8, 2025

Read the record on cve.org

Description

A vulnerability in the USB driver of Cisco RoomOS could allow an unauthenticated, local attacker with physical access to the USB port on an affected device to execute arbitrary code with root privileges.

This vulnerability is due to insufficient boundary checks for specific data that is provided through the USB driver. An attacker could exploit this vulnerability by connecting a malicious USB device to an affected device. A successful exploit could allow the attacker to cause a buffer overflow condition on the affected system and execute arbitrary code with root privileges.

Scores

CVSSScoreVectorSource
3.16.1 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Ncisco

Weaknesses

  • CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

ProductVersions
Cisco RoomOS SoftwareCisco
  • RoomOS 10.11.2.2Affected
  • RoomOS 10.15.2.2Affected
  • RoomOS 11.5.4.6Affected
  • RoomOS 11.5.2.4Affected
  • RoomOS 10.8.2.5Affected
  • RoomOS 10.11.5.2Affected
  • RoomOS 10.11.3.0Affected
  • RoomOS 10.15.5.3Affected
  • RoomOS 10.19.2.2Affected
  • RoomOS 11.1.3.1Affected
  • RoomOS 10.11.6.0Affected
  • RoomOS 10.19.3.0Affected
  • RoomOS 10.19.4.2Affected
  • RoomOS 10.3.2.4Affected
  • RoomOS 10.3.4.0Affected
  • RoomOS 10.15.3.0Affected
  • RoomOS 11.1.4.1Affected
  • RoomOS 11.14.2.3Affected
  • RoomOS 11.1.2.4Affected
  • RoomOS 10.8.3.1Affected
  • RoomOS 11.14.2.1Affected
  • RoomOS 10.3.3.0Affected
  • RoomOS 10.8.4.0Affected
  • RoomOS 10.15.4.1Affected
  • RoomOS 10.19.5.6Affected
  • and 47 more versions

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.