Executive Summary

Informations
Name CVE-2020-13987 First vendor Publication 2020-12-11
Vendor Cve Last vendor Modification 2022-08-06

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 Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13987

CWE : Common Weakness Enumeration

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

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 1
Os 1
Os 1
Os 1
Os 1

Sources (Detail)

Source Url
CONFIRM https://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdf
MISC 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
2022-08-06 09:27:42
  • Multiple Updates
2021-05-04 13:47:26
  • Multiple Updates
2021-04-22 03:01:18
  • Multiple Updates
2021-03-26 12:33:00
  • Multiple Updates
2020-12-16 21:23:31
  • Multiple Updates
2020-12-14 17:22:47
  • Multiple Updates
2020-12-12 05:22:48
  • First insertion