Executive Summary

Informations
Name CVE-2021-39240 First vendor Publication 2021-08-17
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:N/A:N
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 High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:N/A:N)
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 HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It does not ensure that the scheme and path portions of a URI have the expected characters. For example, the authority field (as observed on a target HTTP/2 server) might differ from what the routing rules were intended to achieve.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39240

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 88
Os 1
Os 2

Sources (Detail)

https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=4b8852c70d8c4b7e225e24e...
https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=a495e0d94876c9d39763db3...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://www.debian.org/security/2021/dsa-4960
https://www.mail-archive.com/haproxy%40formilux.org/msg41041.html
Source Url

Alert History

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Date Informations
2024-11-28 14:00:13
  • Multiple Updates
2023-11-07 21:34:18
  • Multiple Updates
2023-04-07 02:09:51
  • Multiple Updates
2021-09-15 00:23:05
  • Multiple Updates
2021-08-27 09:22:56
  • Multiple Updates
2021-08-25 17:22:50
  • Multiple Updates
2021-08-19 09:22:50
  • Multiple Updates
2021-08-18 09:23:01
  • Multiple Updates
2021-08-18 00:22:50
  • First insertion