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Cisco RoomOS Stack Overflow Vulnerability

Source: cisco / cisco-sa-roomos-bof-vTMANZgu — original advisory

Published: 2026-08-19 · Last updated: 2026-08-19 · Vendor severity: Medium

CVEs

CVECVSSCWEExploitation
CVE-2026-20302 6.1 CWE-120: Buffer Copy without Checking Size of Input (Classic Buffer Overflow) Not observed in the wild

Affected Products

ProductAffected versionsFixed version
Cisco RoomOS Software RoomOS 10.11.2.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.11.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.11.4.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.11.5.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.11.6.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.15.2.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.15.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.15.4.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.15.5.3 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.19.2.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.19.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.19.4.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.19.5.6 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.19 StepUpg Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.3.2.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.3.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.3.4.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.8.2.5 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.8.3.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 10.8.4.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.1.2.4 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.1.3.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.1.4.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.14.2.3 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.14.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.14.4.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.14.5.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.17.2.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.17.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.17.4.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.20.2.3 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.20.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.23.1.8 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.24.1.5 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.24.2.4 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.24.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.24.4.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.27.2.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.27.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.27.4.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.27.5.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.28.1.3 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.31.1.5 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.32.2.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.32.3.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.32.4.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.32.5.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.32.6.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.33.1.7 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.34.1.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.35.1.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.36.1.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.37.1.0 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.38.1.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.39.1.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.5.2.4 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.5.3.3 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.5.4.6 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.9.2.4 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 11.9.3.1 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.0.1.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.1.1.5 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.2.2.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.3.1.3 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.4.1.4 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.4.1.6 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.5.2.2 Not specified by vendor Not specified by vendor
Cisco RoomOS Software RoomOS 26.6.1.4 Not specified by vendor Not specified by vendor