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URL: https://nvd.nist.gov/vuln/detail/CVE-2021-28372

⇱ NVD - CVE-2021-28372

  1. Vulnerabilities

CVE-2021-28372 Detail

Modified After Enrichment

This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.

Description

ThroughTek's Kalay Platform 2.0 network allows an attacker to impersonate an arbitrary ThroughTek (TUTK) device given a valid 20-byte uniquely assigned identifier (UID). This could result in an attacker hijacking a victim's connection and forcing them into supplying credentials needed to access the victim TUTK device.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0020/FEYE-2021-0020.md CVE, MITRE Mitigation  Third Party Advisory 
https://www.fireeye.com/blog/threat-research/2021/08/mandiant-discloses-critical-vulnerability-affecting-iot-devices.html CVE, MITRE Exploit  Mitigation  Third Party Advisory 
https://www.throughtek.com/kalay_overview.html CVE, MITRE Broken Link  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-290 Authentication Bypass by Spoofing 👁 cwe source acceptance level
NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

4 change records found show changes

CVE Modified by MITRE 6/16/2026 11:46:17 PM

Action Type Old Value New Value
Added Affected 
[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]

CVE Modified by CVE 11/21/2024 12:59:36 AM

Action Type Old Value New Value
Added Reference 
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0020/FEYE-2021-0020.md
Added Reference 
https://www.fireeye.com/blog/threat-research/2021/08/mandiant-discloses-critical-vulnerability-affecting-iot-devices.html
Added Reference 
https://www.throughtek.com/kalay_overview.html

CVE Modified by MITRE 5/14/2024 4:42:29 AM

Action Type Old Value New Value

Initial Analysis by NIST 8/18/2021 9:45:09 AM

Action Type Old Value New Value
Added CVSS V3.1 
NIST AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Added CVSS V2 
NIST (AV:N/AC:H/Au:N/C:C/I:C/A:C)
Added CWE 
NIST CWE-290
Added CPE Configuration 
OR
 *cpe:2.3:a:throughtek:kalay_p2p_software_development_kit:*:*:*:*:*:*:*:* versions up to (excluding) 3.1.10
Changed Reference Type 
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0020/FEYE-2021-0020.md No Types Assigned


 
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0020/FEYE-2021-0020.md Mitigation, Third Party Advisory
Changed Reference Type 
https://www.fireeye.com/blog/threat-research/2021/08/mandiant-discloses-critical-vulnerability-affecting-iot-devices.html No Types Assigned


 
https://www.fireeye.com/blog/threat-research/2021/08/mandiant-discloses-critical-vulnerability-affecting-iot-devices.html Exploit, Mitigation, Third Party Advisory
Changed Reference Type 
https://www.throughtek.com/kalay_overview.html No Types Assigned


 
https://www.throughtek.com/kalay_overview.html Broken Link, Vendor Advisory
Added CVSS V2 Metadata 
Victim must voluntarily interact with attack mechanism

Quick Info

CVE Dictionary Entry:
CVE-2021-28372
NVD Published Date:
08/17/2021
NVD Last Modified:
06/16/2026
Source:
MITRE