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CVE-2021-4228

Hard-coded TLS Certificate

Published: Oct 24, 2022Updated: Nov 21, 2024 Sources: CVE List NVDCWE-321
NVD MITRE
5.8CVSSMEDIUM
EPSS Score
9.9%
Top 5.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

Use of hard-coded TLS certificate by default allows an attacker to perform Man-in-the-Middle (MitM) attacks even in the presence of the HTTPS connection. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.00.0.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:RS:CC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-321CWE-798

Affected Products

iac-ast2500 firmwarelannerinc
Embedded
Networking Infrastructure / router-switch
IAC-AST2500ALanner Inc
Embedded
Networking Infrastructure / router-switch
lannerinccommercialNetworking Infrastructureaka iac-ast2500a firmware, iac-ast2500 firmware
lanner inccommercialNetworking Infrastructureaka iac-ast2500a

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Credential Access
Initial Access
View detailed technique mapping

References

https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/
nozominetworks.com
https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-4228/
nozominetworks.com

Timeline

Published
Oct 24, 2022
Last Updated
Nov 21, 2024

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