High (7.5). EPSS 2.2% chance of exploitation in the next 30 days.
An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. RtspServer allows remote attackers to cause a denial of service (daemon hang or restart) via a negative integer in the RTSP Content-Length header.
Severity
CVSS 3.0
7.5 high
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)