Transport Security Parsing Issue in Qt Network by The Qt Company
CVE-2023-32762

5.3MEDIUM

Key Information:

Vendor

Qt

Status
Qt
Vendor
CVE Published:
28 May 2023

What is CVE-2023-32762?

An issue exists in the Qt Network module where the strict-transport-security (HSTS) header is improperly parsed. This vulnerability allows unencrypted connections to be established against server directives, especially when the header's case does not conform to expected standards. This could pose significant risks, permitting potential data exposure or interception by attackers.

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References

https://codereview.qt-project.org/c/qt/qtbase/+/476140
https://github.com/qt/qtbase/commit/1b736a815be0222f4b242...
https://lists.qt-project.org/pipermail/announce/2023-May/...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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