// For flags

CVE-2022-34749

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

In mistune through 2.0.2, support of inline markup is implemented by using regular expressions that can involve a high amount of backtracking on certain edge cases. This behavior is commonly named catastrophic backtracking.

En mistune versiones hasta 2.0.2, la compatibilidad con el marcado en línea es implementado mediante el uso de expresiones regulares que pueden implicar una gran cantidad de retroceso en determinados casos límite. Este comportamiento es comúnmente llamado backtracking catastrófico.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-06-28 CVE Reserved
  • 2022-07-25 CVE Published
  • 2024-03-15 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-1333: Inefficient Regular Expression Complexity
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mistune Project
Search vendor "Mistune Project"
 Mistune
Search vendor "Mistune Project" for product "Mistune"
 <= 2.0.2
Search vendor "Mistune Project" for product "Mistune" and version " <= 2.0.2"
-
Affected
Fedoraproject
Search vendor "Fedoraproject"
 Fedora
Search vendor "Fedoraproject" for product "Fedora"
 37
Search vendor "Fedoraproject" for product "Fedora" and version "37"
-
Affected