CVE-2018-21035

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Source
https://nvd.nist.gov/vuln/detail/CVE-2018-21035
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-21035.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-21035
Related
Published
2020-02-28T21:15:12Z
Modified
2025-02-14T10:34:01.708589Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Qt through 5.14.1, the WebSocket implementation accepts up to 2GB for frames and 2GB for messages. Smaller limits cannot be configured. This makes it easier for attackers to cause a denial of service (memory consumption).

References

Affected packages

Debian:11 / qtwebsockets-opensource-src

Package

Name
qtwebsockets-opensource-src
Purl
pkg:deb/debian/qtwebsockets-opensource-src?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.15.1-2

Ecosystem specific 

{
    "urgency": "low"
}

Debian:12 / qtwebsockets-opensource-src

Package

Name
qtwebsockets-opensource-src
Purl
pkg:deb/debian/qtwebsockets-opensource-src?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.15.1-2

Ecosystem specific 

{
    "urgency": "low"
}

Debian:13 / qtwebsockets-opensource-src

Package

Name
qtwebsockets-opensource-src
Purl
pkg:deb/debian/qtwebsockets-opensource-src?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.15.1-2

Ecosystem specific 

{
    "urgency": "low"
}

Git / github.com/qt/qtbase

Affected ranges

Type
GIT
Repo
https://github.com/qt/qtbase
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
0ab53fbdda2fd7f24f45dcd52fbd195e282554da

Affected versions

qt-v5.*

qt-v5.0.0-alpha1

v5.*

v5.0.0
v5.0.0-beta1
v5.0.0-beta2
v5.0.0-rc1
v5.0.0-rc2
v5.0.1
v5.0.2
v5.1.0
v5.1.0-alpha1
v5.1.0-beta1
v5.1.0-rc1
v5.1.0-rc2
v5.1.1
v5.10.0
v5.10.0-alpha1
v5.10.0-beta1
v5.10.0-beta2
v5.10.0-beta3
v5.10.0-beta4
v5.10.0-rc1
v5.10.0-rc2
v5.10.0-rc3
v5.10.1
v5.11.0
v5.11.0-alpha1
v5.11.0-beta1
v5.11.0-beta2
v5.11.0-beta3
v5.11.0-beta4
v5.11.0-rc1
v5.11.0-rc2
v5.11.1
v5.11.2
v5.11.3
v5.12.0
v5.12.0-alpha1
v5.12.0-beta1
v5.12.0-beta2
v5.12.0-beta3
v5.12.0-beta4
v5.12.0-rc1
v5.12.0-rc2
v5.12.1
v5.12.2
v5.12.3
v5.12.4
v5.12.5
v5.13.0
v5.13.0-alpha1
v5.13.0-beta1
v5.13.0-beta2
v5.13.0-beta3
v5.13.0-beta4
v5.13.0-rc1
v5.13.0-rc2
v5.13.0-rc3
v5.13.1
v5.13.2
v5.14.0
v5.14.0-alpha1
v5.14.0-beta1
v5.14.0-beta2
v5.14.0-beta3
v5.14.0-rc1
v5.14.0-rc2
v5.14.1
v5.2.0
v5.2.0-alpha1
v5.2.0-beta1
v5.2.0-rc1
v5.2.1
v5.3.0
v5.3.0-alpha1
v5.3.0-beta1
v5.3.0-rc1
v5.3.1
v5.3.2
v5.4.0
v5.4.0-alpha1
v5.4.0-beta1
v5.4.0-rc1
v5.4.1
v5.4.2
v5.5.0
v5.5.0-alpha1
v5.5.0-beta1
v5.5.0-rc1
v5.5.1
v5.6.0
v5.6.0-alpha1
v5.6.0-beta1
v5.6.0-rc1
v5.6.1
v5.6.1-1
v5.6.2
v5.7.0
v5.7.0-alpha1
v5.7.0-beta1
v5.7.0-rc1
v5.7.1
v5.8.0
v5.8.0-alpha1
v5.8.0-beta1
v5.8.0-rc1
v5.9.0
v5.9.0-alpha1
v5.9.0-beta1
v5.9.0-beta2
v5.9.0-beta3
v5.9.0-beta4
v5.9.0-rc1
v5.9.0-rc2
v5.9.1
v5.9.2
v5.9.3
v5.9.4