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Fencer Intel
high 7.6

CVE-2013-4342 json

xinetd does not enforce the user and group configuration directives for TCPMUX services, which causes these services to be run as root and…

published 2013-10-10 13 y ago modified 2026-06-16 4 mo ago also EUVD-2013-4228

cvss
7.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.4%
EPSS 6.4% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

xinetd does not enforce the user and group configuration directives for TCPMUX services, which causes these services to be run as root and makes it easier for remote attackers to gain privileges by leveraging another vulnerability in a service.

Patch / fix

  • xinetd Debian 14, Debian 13, Debian 12 1:2.3.15-2

debian advisories DEBIAN-CVE-2013-4342

  • xinetd RHEL 5 2:2.3.14-20.el5_10
  • xinetd RHEL 6 2:2.3.14-39.el6_4

red hat advisories RHSA-2013:1409

  • xinetd openSUSE Tumbleweed 2.3.15-11.3

opensuse advisories openSUSE-SU-2024:10323-1

  • xinetd CBL-Mariner 2.0, Azure Linux 3.0 2.3.15-14

azure linux advisories AZL-13592AZL-35352

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-4342 updated cvss 7.6

xinetd: ignores user and group directives for tcpmux services

  • Red Hat Enterprise Linux (v. 5 server) xinetd 2.3.14-20.el5_10 Red Hat Enterprise Linux Desktop (v. 5 client) xinetd 2.3.14-20.el5_10 Red Hat Enterprise Linux Desktop (v. 6) xinetd 2.3.14-39.el6_4 Red Hat Enterprise Linux HPC Node (v. 6) xinetd 2.3.14-39.el6_4 Red Hat Enterprise Linux Server (v. 6) xinetd 2.3.14-39.el6_4 Red Hat Enterprise Linux Workstation (v. 6) xinetd 2.3.14-39.el6_4
    fixed: vendor fix RHSA-2013:1409
  • Red Hat Enterprise Linux 7 xinetd
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

6.39% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1006100 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.6 AV:N/AC:H/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.