Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2020-35198 First vendor Publication 2021-05-12
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block's size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35198

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 25

Sources (Detail)

https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020...
https://support2.windriver.com/index.php?page=security-notices
https://www.oracle.com/security-alerts/cpuapr2022.html
Source Url

Alert History

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Date Informations
2024-11-28 13:44:29
  • Multiple Updates
2022-12-02 01:49:48
  • Multiple Updates
2022-05-12 21:23:13
  • Multiple Updates
2022-04-20 09:23:19
  • Multiple Updates
2021-09-08 12:39:59
  • Multiple Updates
2021-07-23 01:38:28
  • Multiple Updates
2021-06-04 21:23:14
  • Multiple Updates
2021-05-18 01:39:19
  • Multiple Updates
2021-05-18 01:36:20
  • Multiple Updates
2021-05-17 21:23:07
  • Multiple Updates
2021-05-12 17:22:46
  • First insertion