CVE-2021-40084

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-40084
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40084.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-40084
Related
Published
2021-08-25T01:15:12Z
Modified
2025-01-29T06:12:15.035580Z
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

opensysusers through 0.6 does not safely use eval on files in sysusers.d that may contain shell metacharacters. For example, it allows command execution via a crafted GECOS field whereas systemd-sysusers (a program with the same specification) does not do that.

References

Affected packages

Debian:11 / opensysusers

Package

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

Affected ranges

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

Affected versions

0.*

0.6-2
0.6-3
0.7-1
0.7.2-1
0.7.3-1
0.7.3-2
0.7.3-2+hurd.1
0.7.3-2+hurd.2
0.7.3-2+hurd.3
0.7.3-3
0.7.3-4
0.7.3-4.1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / opensysusers

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / opensysusers

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/artix-linux/opensysusers

Affected ranges

Type
GIT
Repo
https://github.com/artix-linux/opensysusers
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
a59433f191e6f00290d2763810b28b4ae274428f

Affected versions

0.*

0.1
0.2
0.2.1
0.3.0
0.3.1
0.3.2
0.4.0
0.4.1
0.4.2
0.4.3
0.4.4
0.4.5
0.4.6
0.4.7
0.4.8
0.4.9
0.5
0.5.1
0.6