CVE-2013-4355: Infoleak
Xen 4.3.x and earlier does not properly handle certain errors, which allows local HVM guests to obtain hypervisor stack memory via a (1) port or (2) memory mapped I/O write or (3) other unspecified operations related to addresses without associated memory.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2013-4355?
CVE-2013-4355 has been classified as a medium severity vulnerability due to its potential to allow local HVM guests to access hypervisor stack memory.
How do I fix CVE-2013-4355?
The recommended fix for CVE-2013-4355 is to upgrade to a patched version of Xen that addresses this vulnerability.
Who is affected by CVE-2013-4355?
CVE-2013-4355 affects users running Xen versions 4.3.x and earlier, as well as specific older versions down to 3.0.2.
What are the potential impacts of CVE-2013-4355?
The impacts of CVE-2013-4355 include unauthorized access to sensitive hypervisor memory, which may lead to further exploitation.
Is CVE-2013-4355 exploitable remotely?
CVE-2013-4355 is not remotely exploitable as it requires local access to the hypervisor environment.