Buffer overflow in cluster/cman/daemon/daemon.c in cman (redhat-cluster-suite) before 20070622 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via long client messages.

From Red Hat Security Advisory 2007:0559 :

Updated cman packages that correct a security issue are now available for Red Hat Enterprise Linux 5.

This update has been rated as having important security impact by the Red Hat Security Response Team.

cman is the Red Hat Cluster Manager.

A flaw was found in the cman daemon. A local attacker could connect to the cman daemon and trigger a static buffer overflow leading to a denial of service or, potentially, an escalation of privileges.
(CVE-2007-3374)

Users of Cluster Manager should upgrade to these updated packages, which contain a backported patch to correct this issue.

Updated cman packages that correct a security issue are now available for Red Hat Enterprise Linux 5.

This update has been rated as having important security impact by the Red Hat Security Response Team.

cman is the Red Hat Cluster Manager.

A flaw was found in the cman daemon. A local attacker could connect to the cman daemon and trigger a static buffer overflow leading to a denial of service or, potentially, an escalation of privileges.
(CVE-2007-3374)

Users of Cluster Manager should upgrade to these updated packages, which contain a backported patch to correct this issue.

Fabio Massimo Di Nitto discovered that cman did not correctly validate the size of client messages. A local user could send a specially crafted message and execute arbitrary code with cluster manager privileges or crash the manager, leading to a denial of service.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote Redhat Enterprise Linux 5 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2007:0559 advisory.

    cman is the Red Hat Cluster Manager.

    A flaw was found in the cman daemon.  A local attacker could connect to the     cman daemon and trigger a static buffer overflow leading to a denial of     service or, potentially, an escalation of privileges.  (CVE-2007-3374)

    Users of Cluster Manager should upgrade to these updated packages, which     contain a backported patch to correct this issue.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
67534	Oracle Linux 5 : cman (ELSA-2007-0559-2)	Nessus	Oracle Linux Local Security Checks	medium
43646	CentOS 5 : cman (CESA-2007:0559)	Nessus	CentOS Local Security Checks	medium
28077	Ubuntu 7.04 : redhat-cluster-suite vulnerability (USN-476-1)	Nessus	Ubuntu Local Security Checks	medium
25623	RHEL 5 : cman (RHSA-2007:0559)	Nessus	Red Hat Local Security Checks	critical

Detections

Analytics

CVE-2007-3374

critical

Tenable Plugins

medium

medium

medium

critical