CVE-2026-81944

high

Description

PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.

References

https://www.vulncheck.com/advisories/planet-igs-5225-8p2t4s-v1-v2-stack-based-buffer-overflow-via-web-server

https://www.planet.com.tw/en/support/security-advisory/11

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-82990

Details

Source: Mitre, NVD

Published: 2026-09-18

Updated: 2026-09-22

Risk Information

CVSS v2

Base Score: 7.1

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High

CVSS v4

Base Score: 7.7

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.0071