DEBIAN-CVE-2020-26117

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Source
https://security-tracker.debian.org/tracker/CVE-2020-26117
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-26117.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2020-26117
Upstream
Published
2020-09-27T04:15:11Z
Modified
2025-09-25T02:16:45.374221Z
Summary
[none]
Details

In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that the owner of a certificate could impersonate any server after a client had added an exception.

References

Affected packages

Debian:11 / tigervnc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.1+dfsg-9

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / tigervnc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.1+dfsg-9

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / tigervnc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.1+dfsg-9

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / tigervnc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.1+dfsg-9

Ecosystem specific 

{
    "urgency": "not yet assigned"
}