CVE-2013-0281

CVE-2013-0281 describes a denial-of-service vulnerability in Pacemaker 1.1.10, affecting ClusterLabs and Red Hat Enterprise Linux products. When remote CIB configuration or resource management is enabled, the software fails to limit the duration of connections to blocking sockets, allowing remote attackers to cause a denial of service by blocking connections. This vulnerability has a CVSS score of 4.3 (medium severity) with a network attack vector and medium attack complexity, leading to a partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.