CVE-2021-44769

TLS Certificate Generation Function Improper Input Validation

State: Published
Severity: 4.9 Medium
Published: Oct 24, 2022
Updated: May 7, 2025
Reserved: May 13, 2022

Description

An improper input validation vulnerability in the TLS certificate generation function allows an attacker to cause a Denial-of-Service (DoS) condition which can only be reverted via a factory reset. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

Scores

CVSS	Score	Vector	Source
3.1	4.9 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	Nozomi

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
IAC-AST2500ALanner Inc	1.10.0Affected

References

https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/
https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-44769/

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