Vulnerability CVE-2021-40084


Published: 2021-08-25

Description:
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.

Type:

CWE-77

(Improper Neutralization of Special Elements used in a Command ('Command Injection'))

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Artixlinux -> Opensysusers 

 References:
https://github.com/artix-linux/opensysusers/releases
https://bugs.debian.org/992058

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