CVE-2021-44769 — MEDIUM (4.9)

Vulnerability 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.

CVSS Score

4.9

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Lannerinc	Iac-Ast2500A Firmware	1.10.0
Lannerinc	Iac-Ast2500A	-

Related Weaknesses (CWE)

CWE-20

References

https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-ioThird Party Advisory
https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-44769/Third Party Advisory
https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-ioThird Party Advisory
https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-44769/Third Party Advisory

FAQ

What is CVE-2021-44769?

CVE-2021-44769 is a vulnerability with a CVSS score of 4.9 (MEDIUM). 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. Th...

How severe is CVE-2021-44769?

CVE-2021-44769 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-44769?

Check the references section above for vendor advisories and patch information. Affected products include: Lannerinc Iac-Ast2500A Firmware, Lannerinc Iac-Ast2500A.