CVE Vulnerability

CVE-2021-38387

In Contiki 3.0, a Telnet server that silently quits (before disconnection with clients) leads to connected clients entering an infinite loop and waiting forever, which may cause excessive CPU consumption.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/contiki-os/contiki/issues/2688 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:contiki-os:contiki:3.0:*:*:*:*:*:*:*
Information

Published : 2021-08-10 07:15

Updated : 2022-05-03 04:04

NVD link : CVE-2021-38387

Mitre link : CVE-2021-38387

Products Affected
No products.
CWE
CWE-835