CVE-2012-3417

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-08-13 · updated 2026-06-16
Weakness: CWE-264

Description

The good_client function in rquotad (rquota_svc.c) in Linux DiskQuota (aka quota) before 3.17 invokes the hosts_ctl function the first time without a host name, which might allow remote attackers to bypass TCP Wrappers rules in hosts.deny.

Affected products

Jan Kara Linux Diskquota: through 3.16; 2.0, 3.01, 3.01-pre2, 3.01-pre3, 3.01-pre4, 3.01-pre5 (+18)

References

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
http://linuxquota.git.sourceforge.net/git/gitweb.cgi?p=linuxquota/linuxquota%3Ba=commitdiff%3Bh=0abbfe92536fa5854eb65572de0cf131f80e2387
http://rhn.redhat.com/errata/RHSA-2013-0120.html
http://sourceforge.net/tracker/?func=detail&aid=2743481&group_id=18136&atid=118136
http://www.openwall.com/lists/oss-security/2012/07/19/2
http://www.openwall.com/lists/oss-security/2012/07/19/5
https://bugzilla.redhat.com/show_bug.cgi?id=566717
https://hermes.opensuse.org/messages/15509723
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
http://linuxquota.git.sourceforge.net/git/gitweb.cgi?p=linuxquota/linuxquota%3Ba=commitdiff%3Bh=0abbfe92536fa5854eb65572de0cf131f80e2387
http://rhn.redhat.com/errata/RHSA-2013-0120.html
http://sourceforge.net/tracker/?func=detail&aid=2743481&group_id=18136&atid=118136

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