// For flags

CVE-2023-33285

qt: buffer over-read via a crafted reply from a DNS server

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read via a crafted reply from a DNS server.

A vulnerability was discovered in Qt. This security flaw occurs in the QDnsLookup function, which has a buffer over-read via a crafted reply from a DNS server.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-05-22 CVE Reserved
  • 2023-05-22 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-125: Out-of-bounds Read
  • CWE-400: Uncontrolled Resource Consumption
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"
 >= 5.0.0 < 5.15.4
Search vendor "Qt" for product "Qt" and version " >= 5.0.0 < 5.15.4"
-
Affected
Qt
Search vendor "Qt"
 Qt
Search vendor "Qt" for product "Qt"
 >= 6.0.0 < 6.2.9
Search vendor "Qt" for product "Qt" and version " >= 6.0.0 < 6.2.9"
-
Affected
Qt
Search vendor "Qt"
 Qt
Search vendor "Qt" for product "Qt"
 >= 6.3.0 < 6.5.1
Search vendor "Qt" for product "Qt" and version " >= 6.3.0 < 6.5.1"
-
Affected