Vulnerability CVE-2022-23220


Published: 2022-01-21

Description:
USBView 2.1 before 2.2 allows some local users (e.g., ones logged in via SSH) to execute arbitrary code as root because certain Polkit settings (e.g., allow_any=yes) for pkexec disable the authentication requirement. Code execution can, for example, use the --gtk-module option. This affects Ubuntu, Debian, and Gentoo.

Type:

CWE-287

(Improper Authentication)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
https://github.com/gregkh/usbview/commit/bf374fa4e5b9a756789dfd88efa93806a395463b
https://www.openwall.com/lists/oss-security/2022/01/21/1
https://www.debian.org/security/2022/dsa-5052
http://www.openwall.com/lists/oss-security/2022/01/22/1

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