Security restrictions bypass in USBGuard



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-25058
CWE-ID CWE-863
Exploitation vector Local
Public exploit N/A
Vulnerable software
 USBGuard
Universal components / Libraries / Libraries used by multiple products

Vendor USBGuard

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect authorization

EUVDB-ID: #VU69702

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-25058

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

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

CPE2.3 External links

https://github.com/USBGuard/usbguard/pull/531
https://github.com/USBGuard/usbguard/issues/273
https://github.com/USBGuard/usbguard/issues/403
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B3HQVTHHJFQLSWSXA7W3ZHRF72YMPI46/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B2ET6DU4IA64M6TMQ4X3SG2L6TRPLDN6/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D4QO5J5YEWVX27QXYOGL3BDRV3KXNRQI/
https://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.



###SIDEBAR###