UBUNTU-CVE-2020-28407

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Source
https://ubuntu.com/security/CVE-2020-28407
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-28407.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-28407
Upstream
Withdrawn
2025-07-18T16:46:12Z
Published
2023-11-03T04:15:00Z
Modified
2025-07-16T08:15:12.457985Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

In swtpm before 0.4.2 and 0.5.x before 0.5.1, a local attacker may be able to overwrite arbitrary files via a symlink attack against a temporary file such as TMP2-00.permall.

References

Affected packages

Ubuntu:22.04:LTS / swtpm

Package

Name
swtpm
Purl
pkg:deb/ubuntu/swtpm@0.6.3-0ubuntu3?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.3-0ubuntu3

Affected versions

0.*

0.6.1-0ubuntu1
0.6.1-0ubuntu2
0.6.1-0ubuntu3
0.6.1-0ubuntu4
0.6.1-0ubuntu5
0.6.3-0ubuntu1
0.6.3-0ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.6.3-0ubuntu3",
            "binary_name": "swtpm"
        },
        {
            "binary_version": "0.6.3-0ubuntu3",
            "binary_name": "swtpm-dbgsym"
        },
        {
            "binary_version": "0.6.3-0ubuntu3",
            "binary_name": "swtpm-tools"
        },
        {
            "binary_version": "0.6.3-0ubuntu3",
            "binary_name": "swtpm-tools-dbgsym"
        }
    ],
    "availability": "No subscription required"
}