Executive Summary

Informations
Name CVE-2021-42836 First vendor Publication 2021-10-22
Vendor Cve Last vendor Modification 2022-05-03

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

GJSON before 1.9.3 allows a ReDoS (regular expression denial of service) attack.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42836

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
MISC https://github.com/tidwall/gjson/commit/590010fdac311cc8990ef5c97448d4fec8f29944
https://github.com/tidwall/gjson/commit/77a57fda87dca6d0d7d4627d512a630f89a91c96
https://github.com/tidwall/gjson/compare/v1.9.2...v1.9.3
https://github.com/tidwall/gjson/issues/236
https://github.com/tidwall/gjson/issues/237

Alert History

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Date Informations
2022-05-04 17:23:10
  • Multiple Updates
2021-10-28 17:22:52
  • Multiple Updates
2021-10-25 17:22:59
  • Multiple Updates
2021-10-23 00:22:53
  • First insertion