Ubuntu update for Puppet

1) Privilege escalation

EUVDB-ID: #VU10568

Risk: Low

CVSSv4.0: 7.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2017-10689

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

Exploit availability: No

Description

The vulnerability allows a local attacker to execute arbitrary code on the target system.

The weakness exists due to incorrectly handled permissions when unpacking certain tarballs. A local attacker can supply specially crafted, execute arbitrary code and compromise the vulnerable system.

Mitigation

Update the affected packages.

Ubuntu 14.04 LTS:

puppet-common 3.4.3-1ubuntu1.3

Vulnerable software versions

Ubuntu: 14.04

CPE2.3

• cpe:2.3:o:canonical:ubuntu:14.04:*:*:*:*:*:*:*

External links

https://www.ubuntu.com/usn/usn-3567-1/

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.