CVE-2021-44467

MEDIUM

Lanner Inc IAC-AST2500A Firmware 1.10.0 - Denial of Service via KillDupUsr_func Session Termination

Title source: llm

Description

A broken access control vulnerability in the KillDupUsr_func function of spx_restservice allows an attacker to arbitrarily terminate active sessions of other users, causing a Denial-of-Service (DoS) condition, if an input parameter is correctly guessed. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

References (2)

Core 2

Core References

Third Party Advisory

https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/

Third Party Advisory

https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-44467/

Scores

CVSS v3 5.3

EPSS 0.0065

EPSS Percentile 46.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-284

Status published

Products (1)

lannerinc/iac-ast2500a_firmware 1.10.0

Published Oct 24, 2022

Tracked Since Feb 18, 2026