Executive Summary

Informations
Name CVE-2023-46218 First vendor Publication 2023-12-07
Vendor Cve Last vendor Modification 2024-01-25

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 2.5 Temporal Score 6.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact Low
Integrity Impact Low Availability Impact None
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

This flaw allows a malicious HTTP server to set "super cookies" in curl that are then passed back to more origins than what is otherwise allowed or possible. This allows a site to set cookies that then would get sent to different and unrelated sites and domains.

It could do this by exploiting a mixed case flaw in curl's function that verifies a given cookie domain against the Public Suffix List (PSL). For example a cookie could be set with `domain=co.UK` when the URL used a lower case hostname `curl.co.uk`, even though `co.uk` is listed as a PSL domain.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-46218

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 158
Os 1

Sources (Detail)

https://curl.se/docs/CVE-2023-46218.html
https://hackerone.com/reports/2212193
https://lists.debian.org/debian-lts-announce/2023/12/msg00015.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://security.netapp.com/advisory/ntap-20240125-0007/
https://www.debian.org/security/2023/dsa-5587
Source Url

Alert History

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Date Informations
2024-01-25 17:27:43
  • Multiple Updates
2023-12-24 17:27:47
  • Multiple Updates
2023-12-22 21:31:27
  • Multiple Updates
2023-12-15 09:27:56
  • Multiple Updates
2023-12-12 21:27:34
  • Multiple Updates
2023-12-10 09:27:22
  • Multiple Updates
2023-12-08 02:38:06
  • Multiple Updates
2023-12-08 02:37:02
  • Multiple Updates
2023-12-07 17:27:24
  • Multiple Updates
2023-12-07 09:27:20
  • First insertion