// For flags

CVE-2020-12267

Gentoo Linux Security Advisory 202007-38

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

setMarkdown in Qt before 5.14.2 has a use-after-free related to QTextMarkdownImporter::insertBlock.

setMarkdown en Qt versiones anteriores a la versión5.14.2, tiene una vulnerabilidad de uso de la memoria previamente liberada relacionada con la función QTextMarkdownImporter::insertBlock.

A use-after-free was discovered in QtGui's Markdown handling code possibly allowing a remote attacker to execute arbitrary code. Versions less than 5.14.2 are affected.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-04-27 CVE Reserved
  • 2020-04-27 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Qt
Search vendor "Qt"
 Qt
Search vendor "Qt" for product "Qt"
 5.14.1
Search vendor "Qt" for product "Qt" and version "5.14.1"
-
Affected