Gentoo update for Logcheck

Published: 2022-09-26

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2017-20148
CWE-ID	CWE-264
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Gentoo Linux Operating systems & Components / Operating system app-admin/logcheck Operating systems & Components / Operating system package or component
Vendor	Gentoo

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU67638

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-20148

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insecure recursive chown calls in the ebuild package Logcheck on Gentoo. A local user can execute arbitrary code with root privileges.

Mitigation

Update the affected packages.
app-admin/logcheck to version:

Vulnerable software versions

Gentoo Linux: All versions

app-admin/logcheck: before 1.3.23

External links

http://security.gentoo.org/glsa/202209-10

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.