DEBIAN-CVE-2018-20748

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Source
https://security-tracker.debian.org/tracker/CVE-2018-20748
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-20748.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2018-20748
Upstream
Published
2019-01-30T18:29:00Z
Modified
2025-09-25T22:40:49Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

LibVNC before 0.9.12 contains multiple heap out-of-bounds write vulnerabilities in libvncclient/rfbproto.c. The fix for CVE-2018-20019 was incomplete.

References

Affected packages

Debian:11

libvncserver

Package

Name
libvncserver
Purl
pkg:deb/debian/libvncserver?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.11+dfsg-1.3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

veyon

Package

Name
veyon
Purl
pkg:deb/debian/veyon?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.1.7+repack1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12

libvncserver

Package

Name
libvncserver
Purl
pkg:deb/debian/libvncserver?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.11+dfsg-1.3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

veyon

Package

Name
veyon
Purl
pkg:deb/debian/veyon?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.1.7+repack1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13

libvncserver

Package

Name
libvncserver
Purl
pkg:deb/debian/libvncserver?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.11+dfsg-1.3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

veyon

Package

Name
veyon
Purl
pkg:deb/debian/veyon?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.1.7+repack1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14

libvncserver

Package

Name
libvncserver
Purl
pkg:deb/debian/libvncserver?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.11+dfsg-1.3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

veyon

Package

Name
veyon
Purl
pkg:deb/debian/veyon?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.1.7+repack1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}