CVE-2012-0862
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.74% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 85.7% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-06-04 20:00Z14 YR AGO
- Last updated
- 2024-08-06 18:38Z2 YR AGO
- Reserved
- 2012-01-19
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 4d67aaf9d2d2b1b8561795803f5ec14b2a6af7cf1b42360a18d8fa49ea173547
05 Affected products
06 References
- www.securitytracker.com1027050http://www.securitytracker.com/id?1027050
- www.openwall.com[oss-security] 20120509 CVE-2012-0862 assignment notification: xinetd enables unintentional services over tcpmux porthttp://www.openwall.com/lists/oss-security/2012/05/09/5
- lists.fedoraproject.orgFEDORA-2012-8041http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081446.html
- www.osvdb.org81774http://www.osvdb.org/81774
- exchange.xforce.ibmcloud.comxinetd-tcpmux-weak-security(75965)https://exchange.xforce.ibmcloud.com/vulnerabilities/75965
- bugzilla.redhat.comhttps://bugzilla.redhat.com/attachment.cgi?id=583311
- rhn.redhat.comRHSA-2013:1302http://rhn.redhat.com/errata/RHSA-2013-1302.html
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=790940
- lists.fedoraproject.orgFEDORA-2012-8061http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081428.html
- www.openwall.com[oss-security] 20120510 Re: CVE-2012-0862 assignment notification: xinetd enables unintentional services over tcpmux porthttp://www.openwall.com/lists/oss-security/2012/05/10/2
- www.securityfocus.com53720http://www.securityfocus.com/bid/53720
- www.mandriva.comMDVSA-2012:155http://www.mandriva.com/security/advisories?name=MDVSA-2012:155
- www.xinetd.orghttp://www.xinetd.org/#changes
07 Fixed in
Debian 12
- xinetd Fixed in 1:2.3.14-7.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xinetd Fixed in 1:2.3.14-7.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xinetd Fixed in 1:2.3.14-7.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.