CVE-2012-0862

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-06-04 · updated 2026-06-16
Weakness: CWE-20

Description

builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access restrictions via a request to tcpmux port 1.

Affected products

Xinetd: through 2.3.14; 2.3.5, 2.3.6, 2.3.7, 2.3.8, 2.3.9, 2.3.10 (+3)

References

http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081428.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081446.html
http://rhn.redhat.com/errata/RHSA-2013-1302.html
http://www.mandriva.com/security/advisories?name=MDVSA-2012:155
http://www.openwall.com/lists/oss-security/2012/05/09/5
http://www.openwall.com/lists/oss-security/2012/05/10/2
http://www.osvdb.org/81774
http://www.securityfocus.com/bid/53720
http://www.securitytracker.com/id?1027050
http://www.xinetd.org/#changes
https://bugzilla.redhat.com/attachment.cgi?id=583311
https://bugzilla.redhat.com/show_bug.cgi?id=790940

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