CVE-2013-4342 Privilege escalation in n/a
Remote attackers can gain root privileges by exploiting other vulnerabilities in TCPMUX services because xinetd fails to enforce user and group directives.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-4342?
CVE-2013-4342 is a high-severity vulnerability in Redhat Enterprise Linux, published on 10 Oct 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-264
Which versions are affected by CVE-2013-4342?
It affects 2 products.
Linux distribution packages (12)
xinetd Red Hat:enterprise_linux:5::client | All versions | 2:2.3.14-20.el5_10 |
xinetd-debuginfo Red Hat:enterprise_linux:5::client | All versions | 2:2.3.14-20.el5_10 |
xinetd Red Hat:enterprise_linux:5::server | All versions | 2:2.3.14-20.el5_10 |
xinetd-debuginfo Red Hat:enterprise_linux:5::server | All versions | 2:2.3.14-20.el5_10 |
xinetd Red Hat:enterprise_linux:6::client | All versions | 2:2.3.14-39.el6_4 |
xinetd-debuginfo Red Hat:enterprise_linux:6::client | All versions | 2:2.3.14-39.el6_4 |
xinetd Red Hat:enterprise_linux:6::computenode | All versions | 2:2.3.14-39.el6_4 |
xinetd-debuginfo Red Hat:enterprise_linux:6::computenode | All versions | 2:2.3.14-39.el6_4 |
xinetd Red Hat:enterprise_linux:6::server | All versions | 2:2.3.14-39.el6_4 |
xinetd-debuginfo Red Hat:enterprise_linux:6::server | All versions | 2:2.3.14-39.el6_4 |
xinetd Red Hat:enterprise_linux:6::workstation | All versions | 2:2.3.14-39.el6_4 |
xinetd-debuginfo Red Hat:enterprise_linux:6::workstation | All versions | 2:2.3.14-39.el6_4 |
Products include Redhat Enterprise Linux, Xinetd Xinetd.
How do I fix CVE-2013-4342?
Apply the vendor's patch.
Is CVE-2013-4342 being exploited?
There is no known exploitation of CVE-2013-4342 in the wild and no public exploit code.
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Sources
Also known as AZL-13592, AZL-35352, DEBIAN-CVE-2013-4342, GHSA-3vj5-whv8-66p9, MGASA-2013-0302, RHSA-2013:1409.