Executive Summary

Informations
Name CVE-2023-28756 First vendor Publication 2023-03-31
Vendor Cve Last vendor Modification 2024-01-24

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:L
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 1.4 Temporal Score 5.3
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 Low
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28756

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1052
Application 2
Os 1
Os 3

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://security.gentoo.org/glsa/202401-27
Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20230526-0004/
https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/
MISC https://github.com/ruby/time/releases/
https://www.ruby-lang.org/en/downloads/releases/
https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/
MLIST https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html

Alert History

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Date Informations
2024-01-24 09:27:44
  • Multiple Updates
2023-11-07 21:29:32
  • Multiple Updates
2023-05-30 21:26:48
  • Multiple Updates
2023-05-27 00:27:46
  • Multiple Updates
2023-05-01 05:27:27
  • Multiple Updates
2023-04-21 09:27:38
  • Multiple Updates
2023-04-15 09:27:30
  • Multiple Updates
2023-04-07 21:27:18
  • Multiple Updates
2023-04-01 02:17:20
  • Multiple Updates
2023-04-01 02:17:19
  • Multiple Updates
2023-03-31 17:27:17
  • Multiple Updates
2023-03-31 09:27:16
  • First insertion