7.5 - CVE-2020-24335

Executive Summary

Informations
Name	CVE-2020-24335	First vendor Publication	2021-02-02
Vendor	Cve	Last vendor Modification	2021-02-04

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score	7.5
Base Score	7.5	Environmental Score	7.5
impact SubScore	3.6	Temporal Score	7.5
Exploitabality Sub Score	3.9

Attack Vector	Network	Attack Complexity	Low
Privileges Required	None	User Interaction	None
Scope	Unchanged	Confidentiality Impact	None
Integrity Impact	None	Availability Impact	High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score	5	Attack Range	Network
Cvss Impact Score	2.9	Attack Complexity	Low
Cvss Expoit Score	10	Authentication	None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in uIP through 1.0, as used in Contiki and Contiki-NG. Domain name parsing lacks bounds checks, allowing an attacker to corrupt memory with crafted DNS packets.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24335

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-125	Out-of-bounds Read

CPE : Common Platform Enumeration

Type	Description	Count
Application	Uip Project Uip cpe:2.3:a:uip_project:uip:1.0:::::::*	1

Sources (Detail)

Source	Url
MISC	https://github.com/adamdunkels/uip https://github.com/contiki-ng/contiki-ng https://github.com/contiki-os/contiki https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01 https://www.kb.cert.org/vuls/id/815128

Alert History

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Date	Informations
2021-02-05 05:22:50	Multiple Updates
2021-02-03 12:33:13	Multiple Updates
2021-02-03 12:30:36	Multiple Updates
2021-02-03 01:34:00	Multiple Updates
2021-02-03 01:31:22	Multiple Updates
2021-02-02 17:22:50	Multiple Updates
2021-02-02 12:30:15	First insertion