CVE-2013-6410

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-12-07 · updated 2026-06-17
Weakness: CWE-264

Description

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.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04, 14.10, 15.04
Debian Linux: 6.0, 7.0
Wouter Verhelst Nbd: through 3.4; 2.7.5, 2.8.0, 2.8.2, 2.8.4, 2.8.5, 2.8.6 (+32)

References

http://sourceforge.net/mailarchive/forum.php?thread_name=529BAA58.2080401%40uter.be&forum_name=nbd-general
http://www.debian.org/security/2013/dsa-2806
http://www.openwall.com/lists/oss-security/2013/11/29/4
http://www.securityfocus.com/bid/64002
http://www.ubuntu.com/usn/USN-2676-1
http://sourceforge.net/mailarchive/forum.php?thread_name=529BAA58.2080401%40uter.be&forum_name=nbd-general
http://www.debian.org/security/2013/dsa-2806
http://www.openwall.com/lists/oss-security/2013/11/29/4
http://www.securityfocus.com/bid/64002
http://www.ubuntu.com/usn/USN-2676-1

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