UBUNTU-CVE-2020-29074

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Source
https://ubuntu.com/security/CVE-2020-29074
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-29074.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-29074
Upstream
Published
2020-11-25T23:15:00Z
Modified
2025-09-08T16:46:29Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

scan.c in x11vnc 0.9.16 uses IPC_CREAT|0777 in shmget calls, which allows access by actors other than the current user.

References

Affected packages

Ubuntu:Pro:20.04:LTS / x11vnc

Package

Name
x11vnc
Purl
pkg:deb/ubuntu/x11vnc@0.9.16-3ubuntu0.1~esm1?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

0.*

0.9.13-6
0.9.16-3
0.9.16-3ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.9.16-3ubuntu0.1~esm1",
            "binary_name": "x11vnc"
        }
    ]
}