Integer Overflow Issue in HTTP2 Implementation of Qt
CVE-2023-51714

9.8CRITICAL

Key Information:

Vendor

Qt

Status
Qt
Vendor
CVE Published:
24 December 2023

What is CVE-2023-51714?

An integer overflow vulnerability exists in the HTTP2 implementation of the Qt framework. This issue, located in the hpacktable.cpp file, affects multiple versions prior to their respective updates. Exploiting this vulnerability could allow an attacker to manipulate HPack header parsing, potentially leading to data disclosure or other unintended effects, thus posing risks to applications utilizing the affected versions of the Qt framework.

References

https://codereview.qt-project.org/c/qt/qtbase/+/524864
https://codereview.qt-project.org/c/qt/qtbase/+/524865/3
https://lists.debian.org/debian-lts-announce/2024/04/msg0...
mailing-list

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.