#VU101021 Incorrect default permissions in tuned (Red Hat package) - CVE-2013-1820

Vulnerability identifier: #VU101021

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2013-1820

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
tuned (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor: Red Hat Inc.

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect default permissions. A local unprivileged user can kill the ktune service.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

tuned (Red Hat package): 0.1.0 - 0.2.22

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=918233
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-1820
https://security-tracker.debian.org/tracker/CVE-2013-1820

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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.