CVE-2024-36048

qtnetworkauth: badly seeded PRNG may result in guessable values

Published May 18, 2024 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
QAbstractOAuth in Qt Network Authorization in Qt before 5.15.17, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.6, and 6.6.x through 6.7.x before 6.7.1 uses only the time to seed the PRNG, which may result in guessable values.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Qt qt Network Authorization
CPEs cpe:2.3:a:qt:qt_network_authorization:*:*:*:*:*:*:*:*
Vendors & Products Qt qt Network Authorization
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics epss

{'score': 0.00185}

epss

{'score': 0.00172}

Type Values Removed Values Added
First Time appeared Fedoraproject
Fedoraproject fedora
Qt
Qt qt
CPEs cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
Vendors & Products Fedoraproject
Fedoraproject fedora
Qt
Qt qt
Type Values Removed Values Added
Title qtnetworkauth: badly seeded PRNG may result in guessable values
Weaknesses CWE-1390
CWE-337
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Weaknesses CWE-335
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Nov 4, 2025, 10:06 PM
Reserved
May 18, 2024, 12:00 AM
Status
Modified
Published
May 18, 2024, 9:15 PM
Modified
Jun 17, 2026, 7:36 AM
Severity
Moderate
Public date
May 18, 2024, 12:00 AM