#VU14266 Security restrictions bypass in libcgroup - CVE-2018-14348


Vulnerability identifier: #VU14266

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-14348

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

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

Vendor: MATSUMOTO Ryosuke

Description
The vulnerability allows a remote attacker to bypass security restrictions on the target system.


The weakness exists due to permission within /var/log/cgred were not restrictive enough beforehand and ignored any umask setting. A remote attacker can bypass security restrictions and conduct further attacks.

Mitigation
Install update from vendor's website.

Vulnerable software versions

libcgroup: All versions


External links
https://sourceforge.net/p/libcg/libcg/ci/0d88b73d189ea3440ccaab00418d6469f76fa590/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability