UBUNTU-CVE-2019-15693

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Source
https://ubuntu.com/security/CVE-2019-15693
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15693.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2019-15693
Upstream
Published
2019-12-26T15:15:00Z
Modified
2025-07-16T08:14:28.536032Z
Severity
  • 7.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which occurs in TightDecoder::FilterGradient. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.

References

Affected packages

Ubuntu:Pro:18.04:LTS / tigervnc

Package

Name
tigervnc
Purl
pkg:deb/ubuntu/tigervnc@1.7.0+dfsg-8ubuntu2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.7.0+dfsg-7ubuntu1
1.7.0+dfsg-8ubuntu2

Ubuntu:20.04:LTS / tigervnc

Package

Name
tigervnc
Purl
pkg:deb/ubuntu/tigervnc@1.10.1+dfsg-1?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*

1.9.0+dfsg-3
1.9.0+dfsg-4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "tigervnc-common",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-common-dbgsym",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-scraping-server",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-scraping-server-dbgsym",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-standalone-server",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-standalone-server-dbgsym",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-viewer",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-viewer-dbgsym",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-xorg-extension",
            "binary_version": "1.10.1+dfsg-1"
        },
        {
            "binary_name": "tigervnc-xorg-extension-dbgsym",
            "binary_version": "1.10.1+dfsg-1"
        }
    ]
}