Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-6556 |
CWE-ID | CWE-200 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
LXS Client/Desktop applications / Virtualization software |
Vendor | Linux Containers |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU14510
Risk: Low
CVSSv3.1: 3.5 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-6556
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local unauthenticated attacker to obtain potentially sensitive information on the target system.
The weakness exists due to lxc-user-nic unconditionally opens a user provided path when asked to delete a network interface. A local attacker can check for the existence of a path which he wouldn't otherwise be able to reach and trigger side effects by causing a (read-only) open of special kernel files (ptmx, proc, sys).
Update to version 3.0.2.
Vulnerable software versionsLXS: 2.0.0 - 3.0.1
External linkshttp://bugzilla.suse.com/show_bug.cgi?id=988348
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.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to open a a specially crafted file.
The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.