nbd-server in Network Block Device (nbd) before 3.5 does not properly check IP addresses, which might allow remote attackers to bypass intended access restrictions via an IP address that has a partial match in the authfile configuration file.
http://www.ubuntu.com/usn/USN-2676-1
http://www.openwall.com/lists/oss-security/2013/11/29/4
http://www.debian.org/security/2013/dsa-2806
http://www.securityfocus.com/bid/64002
http://sourceforge.net/mailarchive/forum.php?thread_name=529BAA58.2080401%40uter.be&forum_name=nbd-general
Source: Mitre, NVD
Published: 2013-12-07
Updated: 2025-04-11
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.0032