xinetd: enables unintentional services over tcpmux port
Published Jun 4, 2012
4.3
MEDIUMCVSS 2.0
EPSS 2.78%
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
No data.
- ≤ 2.3.14
- 2.3.5
- 2.3.6
- 2.3.7
- 2.3.8
- 2.3.9
- 2.3.10
- 2.3.11
- 2.3.12
- 2.3.13
No data.
Red Hat Enterprise Linux 5
xinetd-2:2.3.14-19.el5
Fixed · RHSA-2013:1302
Red Hat Enterprise Linux 6
xinetd-2:2.3.14-38.el6
Fixed · RHSA-2013:0499
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | xinetd-2:2.3.14-19.el5 | Fixed | RHSA-2013:1302 |
| Red Hat Enterprise Linux 6 | xinetd-2:2.3.14-38.el6 | Fixed | RHSA-2013:0499 |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This flaw has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.78% (0.02779) | 85.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.78% (0.02779) | 84.45th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.57% (0.00566) | 66.50th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.46% (0.00458) | 76.12th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.46% (0.00458) | 74.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.46% (0.00458) | 71.41th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.41% (0.03407) | 84.65th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.41% (0.03407) | 83.10th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.41% (0.03407) | 66.20th | v2 (v2022.01.01) |
References (16)
- http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081428.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081446.html vendor-advisoryx_refsource_FEDORA
- http://rhn.redhat.com/errata/RHSA-2013-1302.html vendor-advisoryx_refsource_REDHAT
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:155 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2012/05/09/5 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2012/05/10/2 mailing-listx_refsource_MLIST
- http://www.osvdb.org/81774 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/53720 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1027050 vdb-entryx_refsource_SECTRACK
- http://www.xinetd.org/#changes x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2012-0862 Vendor Advisory
- https://bugzilla.redhat.com/attachment.cgi?id=583311 x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=790940 x_refsource_MISCIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75965 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2012-0862
- https://www.cve.org/CVERecord?id=CVE-2012-0862
Change history (0)
No recorded changes yet.