Denial of Service Vulnerability in Contiki-NG's tinyDTLS
CVE-2021-42145

7.5HIGH

Key Information:

Vendor

Contiki-ng

Status
Tinydtls
Vendor
CVE Published:
24 January 2024

What is CVE-2021-42145?

An assertion failure in the check_certificate_request() function of the tinyDTLS component in the Contiki-NG operating system presents a vulnerability that can lead to a denial of service. This flaw permits attackers to exploit the affected software, causing disruption by preventing legitimate users from accessing the service. Mitigation strategies should include updating to a secure version as soon as possible to protect against potential attack vectors.

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References

https://seclists.org/fulldisclosure/2024/Jan/18

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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