#VU69702 Incorrect authorization in USBGuard


Published: 2022-11-29

Vulnerability identifier: #VU69702

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-25058

CWE-ID: CWE-863

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
USBGuard
Universal components / Libraries / Libraries used by multiple products

Vendor: USBGuard

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to unspecified error within the usbguard-dbus daemon. A local user can allow all USB devices to be connected in the future.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

USBGuard: 0.1 - 1.0.0


External links
http://github.com/USBGuard/usbguard/pull/531
http://github.com/USBGuard/usbguard/issues/273
http://github.com/USBGuard/usbguard/issues/403
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B3HQVTHHJFQLSWSXA7W3ZHRF72YMPI46/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B2ET6DU4IA64M6TMQ4X3SG2L6TRPLDN6/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D4QO5J5YEWVX27QXYOGL3BDRV3KXNRQI/
http://lists.debian.org/debian-lts-announce/2022/04/msg00010.html


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


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